diff --git a/gitcmd/gitcmd.go b/gitcmd/gitcmd.go
index 3281200..15f9303 100644
--- a/gitcmd/gitcmd.go
+++ b/gitcmd/gitcmd.go
@@ -96,7 +96,7 @@ func (g GitCmd) Push(path, remote string) error {
 	output, err := cmd.CombinedOutput()
 	if err != nil {
 		if _, ok := err.(*exec.ExitError); ok {
-			return fmt.Errorf(strings.TrimSuffix(string(output), "\n"))
+			return fmt.Errorf("%s", strings.TrimSuffix(string(output), "\n"))
 		}
 	}
 
@@ -114,7 +114,7 @@ func (g GitCmd) Checkout(path, branch string) error {
 	output, err := cmd.CombinedOutput()
 	if err != nil {
 		if _, ok := err.(*exec.ExitError); ok {
-			return fmt.Errorf(strings.TrimSuffix(string(output), "\n"))
+			return fmt.Errorf("%s", strings.TrimSuffix(string(output), "\n"))
 		}
 	}