diff --git a/gradle.properties b/gradle.properties
index 9ae0bf04751..f5cdf004a5d 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
-version = 0.17-alpha.20
+version = 0.17-alpha.21
 kotlin.daemon.jvmargs=-Xmx2g
 org.gradle.jvmargs=-Xmx2g