diff --git a/bin/internal/dart-sdk.version b/bin/internal/dart-sdk.version
index 83b9045e27a..8df310ccc1f 100644
--- a/bin/internal/dart-sdk.version
+++ b/bin/internal/dart-sdk.version
@@ -1 +1 @@
-1.21.0-dev.2.0
+1.21.0-dev.3.0