diff --git a/buildSrc/build.gradle.kts b/buildSrc/build.gradle.kts
index 84d1706d5..62d29d09e 100644
--- a/buildSrc/build.gradle.kts
+++ b/buildSrc/build.gradle.kts
@@ -5,5 +5,5 @@ plugins {
 repositories.jcenter()
 
 dependencies {
-    implementation(kotlin("compiler-embeddable", "1.4.20"))
+    implementation(kotlin("compiler-embeddable", "1.4.21"))
 }