diff --git a/.github/workflows/publish-mcp.yml b/.github/workflows/publish-mcp.yml
index e7f14c8..191e58a 100644
--- a/.github/workflows/publish-mcp.yml
+++ b/.github/workflows/publish-mcp.yml
@@ -21,5 +21,10 @@ jobs:
       - name: Authenticate to MCP Registry
         run: ./mcp-publisher login github-oidc
 
+      - name: Set server.json version from the tag
+        run: |
+          VERSION="${GITHUB_REF#refs/tags/v}"
+          jq --arg v "$VERSION" '.version = $v' server.json > server.tmp && mv server.tmp server.json
+
       - name: Publish server to MCP Registry
         run: ./mcp-publisher publish