diff --git a/include/config.sample.h b/include/config.sample.h
index 23ad9a4..1c349b6 100644
--- a/include/config.sample.h
+++ b/include/config.sample.h
@@ -97,9 +97,9 @@
         	} while (0);
     #else
         #define LOG(x, ...) Serial.printf(x, ##__VA_ARGS__);
-        #define LOGln(x, ...) Serial.printf(x, ##__VA_ARGS__); Serial.println();
+        #define LOGln(x, ...) { Serial.printf(x, ##__VA_ARGS__); Serial.println(); }
     #endif
-    #define DBG(msg, ...) Serial.printf(msg, ##__VA_ARGS__); Serial.println();
+    #define DBG(msg, ...) { Serial.printf(msg, ##__VA_ARGS__); Serial.println(); }
 #else
     #define LOG(x) do {} while(0);
     #define LOGln(x) do {} while(0);