diff --git a/run/run.go b/run/run.go
index 8ae80e1f8d..62810bde83 100644
--- a/run/run.go
+++ b/run/run.go
@@ -86,10 +86,12 @@ func GetMain() *cobra.Command {
 			return err
 		}
 
-		// add openAPI definitions from Kptfile to configured openAPI
-		if addErr := openapi.AddSchemaFromFile(filepath.Join(args[0], kptfile.KptFileName)); addErr != nil {
-			// do not throw error if schema doesn't exist or not readable from Kptfile
-			return nil
+		if len(args) > 0 {
+			// add openAPI definitions from Kptfile to configured openAPI
+			if addErr := openapi.AddSchemaFromFile(filepath.Join(args[0], kptfile.KptFileName)); addErr != nil {
+				// do not throw error if schema doesn't exist or not readable from Kptfile
+				return nil
+			}
 		}
 		return nil
 	}