diff --git a/src/bundle/Resources/public/js/scripts/core/dropdown.js b/src/bundle/Resources/public/js/scripts/core/dropdown.js
index 1c32ebfa15..4844fc5898 100644
--- a/src/bundle/Resources/public/js/scripts/core/dropdown.js
+++ b/src/bundle/Resources/public/js/scripts/core/dropdown.js
@@ -419,7 +419,6 @@
                 },
                 { dropdown: this },
             );
-            this.itemsPopover._element.removeAttribute('data-bs-original-title');
             this.itemsPopover._element.removeAttribute('title');
 
             if (this.isDynamic) {
diff --git a/src/bundle/Resources/public/js/scripts/helpers/tooltips.helper.js b/src/bundle/Resources/public/js/scripts/helpers/tooltips.helper.js
index 230eae7f87..22fae864a2 100644
--- a/src/bundle/Resources/public/js/scripts/helpers/tooltips.helper.js
+++ b/src/bundle/Resources/public/js/scripts/helpers/tooltips.helper.js
@@ -117,6 +117,8 @@
                     : 'body';
                 const iframe = document.querySelector(tooltipNode.dataset.tooltipIframeSelector);
 
+                tooltipNode.dataset.originalTitle = tooltipNode.title;
+
                 new bootstrap.Tooltip(tooltipNode, {
                     delay,
                     placement,
diff --git a/src/bundle/Resources/public/js/scripts/sidebar/main.menu.js b/src/bundle/Resources/public/js/scripts/sidebar/main.menu.js
index d3f4ec90c7..5d27b4ff14 100644
--- a/src/bundle/Resources/public/js/scripts/sidebar/main.menu.js
+++ b/src/bundle/Resources/public/js/scripts/sidebar/main.menu.js
@@ -108,8 +108,6 @@
 
                 if (firstLevelMenuNode.classList.contains('ibexa-main-menu__navbar--collapsed')) {
                     item.setAttribute('title', label);
-                } else {
-                    item.removeAttribute('data-bs-original-title');
                 }
 
                 ibexa.helpers.tooltips.parse(mainMenuNode);
diff --git a/src/bundle/Resources/public/scss/_custom.tooltip.scss b/src/bundle/Resources/public/scss/_custom.tooltip.scss
index 43518598f0..48e48ffcee 100644
--- a/src/bundle/Resources/public/scss/_custom.tooltip.scss
+++ b/src/bundle/Resources/public/scss/_custom.tooltip.scss
@@ -5,35 +5,47 @@
         opacity: 1;
     }
 
-    &.bs-tooltip-top &__arrow {
-        height: calculateRem(8px);
+    &.bs-tooltip-top,
+    &[data-popper-placement='top'] {
+        .ibexa-tooltip__arrow {
+            height: calculateRem(8px);
 
-        &::before {
-            border-top-color: $ibexa-color-white;
+            &::before {
+                border-top-color: $ibexa-color-white;
+            }
         }
     }
 
-    &.bs-tooltip-end &__arrow {
-        width: calculateRem(8px);
+    &.bs-tooltip-end,
+    &[data-popper-placement='right'] {
+        .ibexa-tooltip__arrow {
+            width: calculateRem(8px);
 
-        &::before {
-            border-right-color: $ibexa-color-white;
+            &::before {
+                border-right-color: $ibexa-color-white;
+            }
         }
     }
 
-    &.bs-tooltip-bottom &__arrow {
-        height: calculateRem(8px);
+    &.bs-tooltip-bottom,
+    &[data-popper-placement='bottom'] {
+        .ibexa-tooltip__arrow {
+            height: calculateRem(8px);
 
-        &::before {
-            border-bottom-color: $ibexa-color-white;
+            &::before {
+                border-bottom-color: $ibexa-color-white;
+            }
         }
     }
 
-    &.bs-tooltip-start &__arrow {
-        width: calculateRem(8px);
+    &.bs-tooltip-start,
+    &[data-popper-placement='left'] {
+        .ibexa-tooltip__arrow {
+            width: calculateRem(8px);
 
-        &::before {
-            border-left-color: $ibexa-color-white;
+            &::before {
+                border-left-color: $ibexa-color-white;
+            }
         }
     }
 
@@ -59,27 +71,39 @@
         }
 
         &.ibexa-tooltip {
-            &.bs-tooltip-top .ibexa-tooltip__arrow {
-                &::before {
-                    border-top-color: $ibexa-color-complementary-strong;
+            &.bs-tooltip-top,
+            &[data-popper-placement='top'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-top-color: $ibexa-color-complementary-strong;
+                    }
                 }
             }
 
-            &.bs-tooltip-end .ibexa-tooltip__arrow {
-                &::before {
-                    border-right-color: $ibexa-color-complementary-strong;
+            &.bs-tooltip-end,
+            &[data-popper-placement='right'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-right-color: $ibexa-color-complementary-strong;
+                    }
                 }
             }
 
-            &.bs-tooltip-bottom .ibexa-tooltip__arrow {
-                &::before {
-                    border-bottom-color: $ibexa-color-complementary-strong;
+            &.bs-tooltip-bottom,
+            &[data-popper-placement='bottom'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-bottom-color: $ibexa-color-complementary-strong;
+                    }
                 }
             }
 
-            &.bs-tooltip-start .ibexa-tooltip__arrow {
-                &::before {
-                    border-left-color: $ibexa-color-complementary-strong;
+            &.bs-tooltip-start,
+            &[data-popper-placement='left'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-left-color: $ibexa-color-complementary-strong;
+                    }
                 }
             }
         }
@@ -96,27 +120,39 @@
         }
 
         &.ibexa-tooltip {
-            &.bs-tooltip-top .ibexa-tooltip__arrow {
-                &::before {
-                    border-top-color: $ibexa-color-info;
+            &.bs-tooltip-top,
+            &[data-popper-placement='top'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-top-color: $ibexa-color-info;
+                    }
                 }
             }
 
-            &.bs-tooltip-end .ibexa-tooltip__arrow {
-                &::before {
-                    border-right-color: $ibexa-color-info;
+            &.bs-tooltip-end,
+            &[data-popper-placement='right'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-right-color: $ibexa-color-info;
+                    }
                 }
             }
 
-            &.bs-tooltip-bottom .ibexa-tooltip__arrow {
-                &::before {
-                    border-bottom-color: $ibexa-color-info;
+            &.bs-tooltip-bottom,
+            &[data-popper-placement='bottom'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-bottom-color: $ibexa-color-info;
+                    }
                 }
             }
 
-            &.bs-tooltip-start .ibexa-tooltip__arrow {
-                &::before {
-                    border-left-color: $ibexa-color-info;
+            &.bs-tooltip-start,
+            &[data-popper-placement='left'] {
+                .ibexa-tooltip__arrow {
+                    &::before {
+                        border-left-color: $ibexa-color-info;
+                    }
                 }
             }
         }
diff --git a/src/lib/Behat/Component/LeftMenu.php b/src/lib/Behat/Component/LeftMenu.php
index b801f63ce9..abf9cc8748 100644
--- a/src/lib/Behat/Component/LeftMenu.php
+++ b/src/lib/Behat/Component/LeftMenu.php
@@ -21,7 +21,7 @@ class LeftMenu extends Component
     public function goToTab(string $tabName): void
     {
         $buttonCriteron = new LogicalOrCriterion([
-            new ElementAttributeCriterion('data-bs-original-title', $tabName),
+            new ElementAttributeCriterion('data-original-title', $tabName),
             new ElementTextCriterion($tabName),
         ]);
 
diff --git a/src/lib/Behat/Component/Table/TableRow.php b/src/lib/Behat/Component/Table/TableRow.php
index 13f9ee06a5..ae52bd92a4 100644
--- a/src/lib/Behat/Component/Table/TableRow.php
+++ b/src/lib/Behat/Component/Table/TableRow.php
@@ -82,8 +82,8 @@ protected function specifyLocators(): array
         return [
             new VisibleCSSLocator('link', 'a'),
             new VisibleCSSLocator('checkbox', 'input[type=checkbox]'),
-            new VisibleCSSLocator('assign', '[data-bs-original-title="Assign content"],[data-bs-original-title="Assign to Users/Groups"]'),
-            new VisibleCSSLocator('edit', '.ibexa-icon--edit,[data-bs-original-title="Edit"]'),
+            new VisibleCSSLocator('assign', '[data-original-title="Assign content"],[data-original-title="Assign to Users/Groups"]'),
+            new VisibleCSSLocator('edit', '.ibexa-icon--edit,[data-original-title="Edit"]'),
         ];
     }
 }
diff --git a/src/lib/Behat/Component/UniversalDiscoveryWidget.php b/src/lib/Behat/Component/UniversalDiscoveryWidget.php
index 7157c95984..0d537b16f8 100644
--- a/src/lib/Behat/Component/UniversalDiscoveryWidget.php
+++ b/src/lib/Behat/Component/UniversalDiscoveryWidget.php
@@ -134,7 +134,7 @@ public function isBookmarked(): bool
     public function changeTab($tabName): void
     {
         $this->getHTMLPage()->findAll($this->getLocator('categoryTabSelector'))
-             ->getByCriterion(new ElementAttributeCriterion('data-bs-original-title', $tabName))->click();
+             ->getByCriterion(new ElementAttributeCriterion('data-original-title', $tabName))->click();
         $this->getHTMLPage()->findAll($this->getLocator('selectedTab'))
              ->getByCriterion(new ElementAttributeCriterion('title', $tabName))->assert()->isVisible();
     }
diff --git a/src/lib/Behat/Page/ContentTypeGroupPage.php b/src/lib/Behat/Page/ContentTypeGroupPage.php
index 34fa8468b9..1eec04cbf8 100644
--- a/src/lib/Behat/Page/ContentTypeGroupPage.php
+++ b/src/lib/Behat/Page/ContentTypeGroupPage.php
@@ -130,7 +130,7 @@ protected function specifyLocators(): array
             new VisibleCSSLocator('createButton', '.ibexa-icon--create'),
             new VisibleCSSLocator('listHeader', '.ibexa-table-header .ibexa-table-header__headline, header .ibexa-table__headline, header h5'),
             new VisibleCSSLocator('tableContainer', '.ibexa-container'),
-            new VisibleCSSLocator('deleteButton', '.ibexa-icon--trash,button[data-bs-original-title^="Delete"]'),
+            new VisibleCSSLocator('deleteButton', '.ibexa-icon--trash,button[data-original-title^="Delete"]'),
             new VisibleCSSLocator('tableItem', '.ibexa-main-container tbody tr'),
             new VisibleCSSLocator('contentTypeLabel', '.ibexa-table__cell > a'),
         ];
diff --git a/src/lib/Behat/Page/ContentTypeGroupsPage.php b/src/lib/Behat/Page/ContentTypeGroupsPage.php
index 163a366acf..3969d7fb4f 100644
--- a/src/lib/Behat/Page/ContentTypeGroupsPage.php
+++ b/src/lib/Behat/Page/ContentTypeGroupsPage.php
@@ -87,7 +87,7 @@ protected function specifyLocators(): array
             new VisibleCSSLocator('pageTitle', '.ibexa-page-title h1'),
             new VisibleCSSLocator('listHeader', '.ibexa-table-header .ibexa-table-header__headline, header .ibexa-table__headline, header h5'),
             new VisibleCSSLocator('createButton', '.ibexa-icon--create'),
-            new VisibleCSSLocator('trashButton', '.ibexa-icon--trash,button[data-bs-original-title^="Delete"]'),
+            new VisibleCSSLocator('trashButton', '.ibexa-icon--trash,button[data-original-title^="Delete"]'),
         ];
     }
 }
diff --git a/src/lib/Behat/Page/LanguagePage.php b/src/lib/Behat/Page/LanguagePage.php
index be5c087508..b0e6a442bb 100644
--- a/src/lib/Behat/Page/LanguagePage.php
+++ b/src/lib/Behat/Page/LanguagePage.php
@@ -107,9 +107,9 @@ protected function specifyLocators(): array
     {
         return [
             new VisibleCSSLocator('pageTitle', '.ibexa-page-title h1'),
-            new VisibleCSSLocator('deleteButton', 'button[data-bs-original-title="Delete language"]'),
-            new VisibleCSSLocator('editButton', '[data-bs-original-title="Edit"]'),
-            new VisibleCSSLocator('enabledField', 'input[data-bs-original-title="Enabled"]'),
+            new VisibleCSSLocator('deleteButton', 'button[data-original-title="Delete language"]'),
+            new VisibleCSSLocator('editButton', '[data-original-title="Edit"]'),
+            new VisibleCSSLocator('enabledField', 'input[data-original-title="Enabled"]'),
         ];
     }
 }
diff --git a/src/lib/Behat/Page/LanguagesPage.php b/src/lib/Behat/Page/LanguagesPage.php
index 89a8065f82..321a602aaf 100644
--- a/src/lib/Behat/Page/LanguagesPage.php
+++ b/src/lib/Behat/Page/LanguagesPage.php
@@ -82,7 +82,7 @@ protected function specifyLocators(): array
             new VisibleCSSLocator('pageTitle', '.ibexa-page-title h1'),
             new VisibleCSSLocator('listHeader', '.ibexa-table-header .ibexa-table-header__headline, header .ibexa-table__headline, header h5'),
             new VisibleCSSLocator('createButton', '.ibexa-icon--create'),
-            new VisibleCSSLocator('deleteButton', '.ibexa-icon--trash,button[data-bs-original-title^="Delete"]'),
+            new VisibleCSSLocator('deleteButton', '.ibexa-icon--trash,button[data-original-title^="Delete"]'),
         ];
     }
 }
diff --git a/src/lib/Behat/Page/SectionsPage.php b/src/lib/Behat/Page/SectionsPage.php
index e0346a0d54..3dd0babe13 100644
--- a/src/lib/Behat/Page/SectionsPage.php
+++ b/src/lib/Behat/Page/SectionsPage.php
@@ -93,7 +93,7 @@ protected function specifyLocators(): array
         return [
             new VisibleCSSLocator('pageTitle', '.ibexa-page-title h1'),
             new VisibleCSSLocator('createButton', '.ibexa-icon--create'),
-            new VisibleCSSLocator('deleteButton', '.ibexa-icon--trash,button[data-bs-original-title^="Delete"]'),
+            new VisibleCSSLocator('deleteButton', '.ibexa-icon--trash,button[data-original-title^="Delete"]'),
             new VisibleCSSLocator('tableContainer', '.ibexa-container'),
             new VisibleCSSLocator('scrollableContainer', '.ibexa-back-to-top-scroll-container'),
         ];
diff --git a/src/lib/Behat/Page/UserSettingsPage.php b/src/lib/Behat/Page/UserSettingsPage.php
index c22c1bd5f4..6e054a1c1f 100644
--- a/src/lib/Behat/Page/UserSettingsPage.php
+++ b/src/lib/Behat/Page/UserSettingsPage.php
@@ -66,7 +66,7 @@ public function openAutosaveDraftEditionPage(): void
         $this->getHTMLPage()
             ->findAll(new VisibleCSSLocator('settingsSection', '#ibexa-tab-my-preferences .ibexa-details'))
             ->getByCriterion(new ChildElementTextCriterion(new VisibleCSSLocator('settingHeader', '.ibexa-table-header'), 'Edit Content'))
-            ->find(new VisibleCSSLocator('editButton', '[data-bs-original-title="Edit"]'))
+            ->find(new VisibleCSSLocator('editButton', '[data-original-title="Edit"]'))
             ->click();
     }