--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@
 #
 OFLAGS = -O0 -g
 OFLAGS  = -O2
-CFLAGS  = -std=gnu99 -fPIC -Wall -Wno-format-truncation $(OFLAGS)
+CFLAGS  += -std=gnu99 -fPIC -Wall -Wno-format-truncation $(OFLAGS)
 
 SHELL = /bin/sh
 TAR = tar
@@ -93,6 +93,7 @@
 	$(MAKE) -C doc
 endif

+$(UTILS):: LDFLAGS += -pie
 $(UTILS):: libgif.a libutil.a
 
 $(LIBGIFSO): $(OBJECTS) $(HEADERS)