diff --git a/config.mk b/config.mk
index df6e812..14ad470 100644
--- a/config.mk
+++ b/config.mk
@@ -11,8 +11,8 @@ LIBPREFIX = ${PREFIX}/lib/surf
 X11INC = /usr/X11R6/include
 X11LIB = /usr/X11R6/lib
 
-GTKINC = `pkg-config --cflags gtk+-3.0 webkit2gtk-4.0`
-GTKLIB = `pkg-config --libs gtk+-3.0 webkit2gtk-4.0`
+GTKINC = `pkg-config --cflags gtk+-3.0 webkit2gtk-4.1`
+GTKLIB = `pkg-config --libs gtk+-3.0 webkit2gtk-4.1`
 
 # includes and libs
 INCS = -I. -I/usr/include -I${X11INC} ${GTKINC}