diff --git a/.github/workflows/docker-image.yaml b/.github/workflows/docker-image.yaml
index 57e46c4..b1bd7a3 100644
--- a/.github/workflows/docker-image.yaml
+++ b/.github/workflows/docker-image.yaml
@@ -3,12 +3,6 @@ name: Create and publish a Docker image
 on:
   release:
     types: [published]
-  workflow_dispatch:
-    inputs:
-      tag:
-        description: 'Docker image tag'
-        required: true
-        default: 'latest'
 
 env:
   REGISTRY: ghcr.io