diff --git a/libc3/window/Makefile b/libc3/window/Makefile
index d70f5f6..bcd4276 100644
--- a/libc3/window/Makefile
+++ b/libc3/window/Makefile
@@ -81,3 +81,4 @@ update_sources:
update_sources
include config.mk
+include sources.mk
diff --git a/libc3/window/cairo/xcb/configure b/libc3/window/cairo/xcb/configure
index 0eca667..c33a9ed 100755
--- a/libc3/window/cairo/xcb/configure
+++ b/libc3/window/cairo/xcb/configure
@@ -27,11 +27,6 @@ echo "LIB_ASAN = $LIB_ASAN" >> ${CONFIG_MK}
echo "LIB_COV = $LIB_COV" >> ${CONFIG_MK}
echo "LIB_DEBUG = $LIB_DEBUG" >> ${CONFIG_MK}
-#LIBC3=../../../libc3.la
-#LIBC3_ASAN=../../../libc3_asan.la
-#LIBC3_COV=../../../libc3_cov.la
-#LIBC3_DEBUG=../../../libc3_debug.la
-
. ./sources.sh
OBJECTS="$(c2ext .main.lo "$SOURCES")"