diff --git a/gapic/packaging/dependencies.yaml b/gapic/packaging/dependencies.yaml
index ed9fec831..f6d438566 100644
--- a/gapic/packaging/dependencies.yaml
+++ b/gapic/packaging/dependencies.yaml
@@ -26,6 +26,11 @@ grpc:
     version: '1.0.2'
     next_version: '2.0dev'
 
+gax:
+  python:
+    version: '0.15.0'
+    next_version: '0.16dev'
+
 protobuf:
   python:
     version: '3.0.0'