diff --git a/tests/panel/balloon/contextualballoon.js b/tests/panel/balloon/contextualballoon.js
index fd5849d0..da5651c2 100644
--- a/tests/panel/balloon/contextualballoon.js
+++ b/tests/panel/balloon/contextualballoon.js
@@ -56,7 +56,7 @@ describe( 'ContextualBalloon', () => {
 
 	describe( 'pluginName', () => {
 		it( 'should return plugin by name', () => {
-			expect( editor.plugins.get( 'ui/contextualballoon' ) ).to.equal( balloon );
+			expect( editor.plugins.get( 'ContextualBalloon' ) ).to.equal( balloon );
 		} );
 	} );
 
diff --git a/tests/toolbar/contextual/contextualtoolbar.js b/tests/toolbar/contextual/contextualtoolbar.js
index 3cde89e9..d0ac78d1 100644
--- a/tests/toolbar/contextual/contextualtoolbar.js
+++ b/tests/toolbar/contextual/contextualtoolbar.js
@@ -109,7 +109,7 @@ describe( 'ContextualToolbar', () => {
 
 	describe( 'pluginName', () => {
 		it( 'should return plugin by its name', () => {
-			expect( editor.plugins.get( 'ui/contextualtoolbar' ) ).to.equal( contextualToolbar );
+			expect( editor.plugins.get( 'ContextualToolbar' ) ).to.equal( contextualToolbar );
 		} );
 	} );