diff --git a/src/gsm/gsm0502.c b/src/gsm/gsm0502.c
index 1a71e61..5c5aa12 100644
--- a/src/gsm/gsm0502.c
+++ b/src/gsm/gsm0502.c
@@ -193,7 +193,7 @@
 	}
 
 	if (sub == -1) {
-		LOGP(DLGLOBAL, LOGL_ERROR, "could not remap frame number!, fn=%"PRIu32"\n", fn);
+		LOGP(DLGLOBAL, LOGL_ERROR, "could not remap frame number!, fn=%" PRIu32 "\n", fn);
 		return fn;
 	}