diff --git a/node/Bond.hpp b/node/Bond.hpp
index a285381f2..611705eab 100644
--- a/node/Bond.hpp
+++ b/node/Bond.hpp
@@ -1143,9 +1143,6 @@ class Bond {
 	 */
 	void log(const char* fmt, ...)
 	{
-#ifdef __GNUC__
-		__attribute__((format(printf, 2, 3)))
-#endif
 #ifdef ZT_TRACE
 		time_t rawtime;
 		struct tm* timeinfo;
@@ -1175,9 +1172,6 @@ class Bond {
 	 */
 	void debug(const char* fmt, ...)
 	{
-#ifdef __GNUC__
-		__attribute__((format(printf, 2, 3)))
-#endif
 #ifdef ZT_DEBUG
 		time_t rawtime;
 		struct tm* timeinfo;