diff --git a/util/run_android_tests.go b/util/run_android_tests.go
index 48f2979..ea7e424 100644
--- a/util/run_android_tests.go
+++ b/util/run_android_tests.go
@@ -151,7 +151,7 @@
 		targetPrefix = fmt.Sprintf("aarch64-linux-android%d-", *apiLevel)
 		cmd.Env = append(cmd.Env, "GOARCH=arm64")
 	default:
-		fmt.Errorf("unknown Android ABI: %q", *abi)
+		return fmt.Errorf("unknown Android ABI: %q", *abi)
 	}
 
 	// Go's Android support requires cgo and compilers from the NDK. See