diff --git a/README.md b/README.md
index 8d2afcc1..32194347 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ func main() {
 	}
 
 	cmd, err := ep.PythonCmd("-c", "print('hello')")
-	if ise != nil {
+	if err != nil {
 		panic(ise)
 	}
 	cmd.Stdout = os.Stdout