diff --git a/pkg/generators/git.go b/pkg/generators/git.go
index f41dab4c..03337106 100644
--- a/pkg/generators/git.go
+++ b/pkg/generators/git.go
@@ -67,6 +67,9 @@ func (g *GitGenerator) GenerateParams(appSetGenerator *argoprojiov1alpha1.Applic
 		return nil, err
 	}
 
+	// Add revision as a variable.
+	res = append(res, map[string]string{"revision": appSetGenerator.Git.Revision})
+
 	return res, nil
 }