diff --git a/cmd/git-credential-github-app-sts/main.go b/cmd/git-credential-github-app-sts/main.go
index 090409e..e07773a 100644
--- a/cmd/git-credential-github-app-sts/main.go
+++ b/cmd/git-credential-github-app-sts/main.go
@@ -73,6 +73,8 @@ func get(in []credentialAttribute) ([]credentialAttribute, error) {
 		return nil, fmt.Errorf("missing path in credential input")
 	}
 
+	path = strings.TrimSuffix(path, ".git")
+
 	resource := fmt.Sprintf("https://%s/%s", host, path)
 
 	ctx := context.Background()