diff --git a/log/Makefile b/log/Makefile
index 098a02311305ca08bfa30af6abcae33e57cdef7d..9f56885b10f8b4318c5e09a9a667a844d2af6389 100644
--- a/log/Makefile
+++ b/log/Makefile
@@ -48,7 +48,7 @@ CC = $(CHIPMUNKCC)
 
 CHIPMUNKFLAGS = $(ARCH_OPT)
 
-STDC = c11
+STDC = gnu11
 
 CFLAGS = $(CHIPMUNKFLAGS) -I$(LOGINC) -I$(LOCINC) -I$(XINCLUDEDIR)	\
 	 -DLOGLIB=\"$(LOGLIBDIR)\" -DF_OK=0 -std=$(STDC) -g -Wall -Wextra