diff --git a/cmd/cloud_sql_proxy/version.txt b/cmd/cloud_sql_proxy/version.txt
index 1304b01de..502d984de 100644
--- a/cmd/cloud_sql_proxy/version.txt
+++ b/cmd/cloud_sql_proxy/version.txt
@@ -1 +1 @@
-1.33.7
+1.33.8-dev