diff --git a/bucket/kotlin.json b/bucket/kotlin.json
index 3d08798c2a..49b1126932 100644
--- a/bucket/kotlin.json
+++ b/bucket/kotlin.json
@@ -1,10 +1,10 @@
 {
-    "version": "1.4.10",
+    "version": "1.4.20",
     "description": "A cross-platform, statically typed, general-purpose programming language with type inference.",
     "homepage": "https://kotlinlang.org/",
     "license": "Apache-2.0",
-    "url": "https://github.com/JetBrains/kotlin/releases/download/v1.4.10/kotlin-compiler-1.4.10.zip",
-    "hash": "bb1a21d70e521a01ae104e99a082a6e7bb58699b86347049da521d175d0dace7",
+    "url": "https://github.com/JetBrains/kotlin/releases/download/v1.4.20/kotlin-compiler-1.4.20.zip",
+    "hash": "11db93a4d6789e3406c7f60b9f267eba26d6483dcd771eff9f85bb7e9837011f",
     "extract_dir": "kotlinc",
     "bin": [
         "bin\\kotlin.bat",