Merge commit '1e6ec6788aec5b267c99d2d71771dc2c0499a15f' into dev-release
diff --git a/src/main/java/com/android/tools/r8/Version.java b/src/main/java/com/android/tools/r8/Version.java
index 439be8a..f28870d 100644
--- a/src/main/java/com/android/tools/r8/Version.java
+++ b/src/main/java/com/android/tools/r8/Version.java
@@ -11,7 +11,7 @@
 
   // This field is accessed from release scripts using simple pattern matching.
   // Therefore, changing this field could break our release scripts.
-  public static final String LABEL = "main";
+  public static final String LABEL = "4.0.21-dev";
 
   private Version() {
   }