diff --git a/watchdog/BUILD.gn b/watchdog/BUILD.gn
index 1fafd7a1d590ac886053e619c64aaf10873343f6..27b4bc5bb51cb3660ba4322b912bf5099fd8d07b 100755
--- a/watchdog/BUILD.gn
+++ b/watchdog/BUILD.gn
@@ -25,7 +25,7 @@ if (defined(ohos_lite)) {
     deps = [ "//base/startup/init_lite/services/log:init_log" ]
     defines = [
       "_GNU_SOURCE",
-      "OHOS_LITE_WATCHDOG"
+      "OHOS_LITE_WATCHDOG",
     ]
     if (ohos_kernel_type == "linux") {
       defines += [ "LINUX_WATCHDOG" ]