diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9a23740c..f0d23a35 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -111,6 +111,7 @@ jobs:
     - name: Test
       run: go test -v ./...
 
+    # https://github.com/ncruces/go-coverage-report
     - name: Update coverage report
       uses: ncruces/go-coverage-report@v0
       with:
diff --git a/README.md b/README.md
index 39d4ead0..b9dc0b74 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 [![Go Coverage](https://github.com/neilotoole/sq/wiki/coverage.svg)](https://raw.githack.com/wiki/neilotoole/sq/coverage.html)
-
+[![Go Reference](https://pkg.go.dev/badge/github.com/neilotoole/sq.svg)](https://pkg.go.dev/github.com/neilotoole/sq)
 
 # sq: data wrangler