diff --git a/binary-nbt/package.json b/binary-nbt/package.json
index 9f114af..035d1a1 100644
--- a/binary-nbt/package.json
+++ b/binary-nbt/package.json
@@ -33,7 +33,7 @@
         "cac": "6.4.3",
         "long": "4.0.0",
         "mkdirp": "0.5.1",
-        "tslib": "1.9.3"
+        "tslib": "2.3.0"
     },
     "devDependencies": {
         "@types/long": "4.0.0",
diff --git a/id/package.json b/id/package.json
index 82ac98e..e6fd89c 100644
--- a/id/package.json
+++ b/id/package.json
@@ -34,7 +34,7 @@
         "typescript": "3.4.5"
     },
     "dependencies": {
-        "tslib": "1.9.3"
+        "tslib": "2.3.0"
     },
     "homepage": "https://github.com/Levertion/mcfunction#readme",
     "files": [
diff --git a/result/package.json b/result/package.json
index 41a07fb..c7612ee 100644
--- a/result/package.json
+++ b/result/package.json
@@ -34,7 +34,7 @@
         "typescript": "3.4.5"
     },
     "dependencies": {
-        "tslib": "1.9.3"
+        "tslib": "2.3.0"
     },
     "homepage": "https://github.com/Levertion/mcfunction#readme",
     "files": [