diff --git a/src/project.conf b/src/project.conf
index d5762af..79a71a2 100644
--- a/src/project.conf
+++ b/src/project.conf
@@ -1,8 +1,7 @@
 targets=pdfviewer
-cppflags_force=-I $(PREFIX)/include
 #cppflags=-D EMBEDDED
-cflags_force=-W `pkg-config --cflags libDesktop poppler-glib`
-cflags=-Wall -g -O2 -pedantic -fPIE -D_FORTIFY_SOURCE=2 -fstack-protector-all
+cflags_force=`pkg-config --cflags libDesktop poppler-glib`
+cflags=-W -Wall -g -O2 -pedantic -fPIE -D_FORTIFY_SOURCE=2 -fstack-protector
 ldflags_force=`pkg-config --libs libDesktop poppler-glib` -lm
 ldflags=-pie -Wl,-z,relro -Wl,-z,now
 dist=Makefile,callbacks.h,pdfviewer.h