diff --git a/tools/project.conf b/tools/project.conf
index f70c2c2..39cde28 100644
--- a/tools/project.conf
+++ b/tools/project.conf
@@ -1,7 +1,7 @@
 subdirs=arch
 targets=crtbegin.o,crtend.o,crti.o,crtn.o,libk,start.o,uKernel
 as=$(CC)
-cppflags_force=-nostdinc -isystem ../include -isystem ../src/lib/libc/include -I../src
+cppflags_force=-nostdinc -isystem ../include -isystem ../src/lib/libc/include -isystem ../src/lib/libc/include/dl -isystem ../src/lib/libc/include/math -isystem ../src/lib/libc/include/pthread -isystem ../src/lib/libc/include/rt -isystem ../src/lib/libc/include/socket -I../src
 asflags_force=$(CFLAGSF) $(CFLAGS) -c
 cflags_force=`../tools/platform.sh -V NATIVE_CFLAGS -C "$$ARCH"`
 cflags=-W -Wall -g -O2