diff --git a/versions.txt b/versions.txt
new file mode 100644
index 00000000..ccb50973
--- /dev/null
+++ b/versions.txt
@@ -0,0 +1,6 @@
+# Format:
+# module:released-version:current-version
+
+proto-google-cloud-billing-v1:0.0.0:0.0.1-SNAPSHOT
+grpc-google-cloud-billing-v1:0.0.0:0.0.1-SNAPSHOT
+google-cloud-billing:0.0.0:0.0.1-SNAPSHOT
\ No newline at end of file