diff --git a/lib/Makefile b/lib/Makefile
index 1cd48c0b..4980a4cd 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -2,7 +2,7 @@
 #	building the base library
 #
 
-COPT = -Wall -fpic -g -pg -no-pie -DDEBUG_LEVEL=0
+COPT = -Wall -fpic -g -no-pie -DDEBUG_LEVEL=0
 OBJS = fimg-core.o fimg-pnm.o fimg-file.o fimg-math.o	\
 	fimg-timers.o operators.o fimg-2gray.o		\
 	interpolate.o fimg-compare.o