diff --git a/util/pgtblgen/Makefile.inc b/util/pgtblgen/Makefile.inc
index c4f3ef37b6fb..08fb6209e50b 100644
--- a/util/pgtblgen/Makefile.inc
+++ b/util/pgtblgen/Makefile.inc
@@ -14,6 +14,6 @@ $(obj)/mainboard/$(MAINBOARDDIR)/pagetables: $(PGTBLGEN) $(obj)/config.h
 
 $(PGTBLGEN): util/pgtblgen/pgtblgen.c
 	printf "    MAKE       Creating PGTBLGEN tool\n"
-	$(HOSTCC) $< -I$(obj) -o $@
+	$(HOSTCC) -std=c99 $< -I$(obj) -o $@
 
 endif
diff --git a/util/pgtblgen/pgtblgen.c b/util/pgtblgen/pgtblgen.c
index 640d0ba7be8a..7ed98b2825bd 100644
--- a/util/pgtblgen/pgtblgen.c
+++ b/util/pgtblgen/pgtblgen.c
@@ -9,6 +9,7 @@
 #include <fcntl.h>
 #include <errno.h>
 #include <inttypes.h>
+#include <getopt.h>
 
 static void usage(char *argv[])
 {