diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 3ccf943..89907e7 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -1,6 +1,9 @@
 name: Build container image
 
-on: [push]
+on:
+  push:
+    tags:
+      - "v*"
 
 jobs:
   docker: