diff --git a/src/logging.h b/src/logging.h
index a0e3710..fb7618b 100644
--- a/src/logging.h
+++ b/src/logging.h
@@ -76,7 +76,7 @@ pthread_mutex_t log_mutex;
 	}
 
 #define LOG_PERROR(_x_msg, ...) { \
-		char _buf[1024]; \
+		char _buf[1024] = ""; \
 		strerror_r(errno, _buf, 1024); \
 		LOGGING_LOCK; \
 		printf("-- ERROR [%.03Lf tid=%ld] -- " _x_msg ": %s\n", now_ms_ld(), syscall(SYS_gettid), ##__VA_ARGS__, _buf); \