diff --git a/core/include/debug.h b/core/include/debug.h
index 9345aa73ca..9a718ef8db 100644
--- a/core/include/debug.h
+++ b/core/include/debug.h
@@ -68,7 +68,7 @@ extern "C" {
  *          @ref DEBUG() will generate output only if ENABLE_DEBUG is non-zero.
  */
 #if !defined(ENABLE_DEBUG) || defined(DOXYGEN)
-#define ENABLE_DEBUG (0)
+#define ENABLE_DEBUG 0
 #endif
 
 /**