diff --git a/eeshow/Makefile b/eeshow/Makefile
index 4971c05..1153578 100644
--- a/eeshow/Makefile
+++ b/eeshow/Makefile
@@ -28,12 +28,12 @@ CFLAGS = -g  -Wall -Wextra -Wno-unused-parameter -Wshadow \
 	 `pkg-config --cflags cairo` \
 	 `pkg-config --cflags libgit2` \
 	 `pkg-config --cflags gtk+-3.0` \
-	 `pkg-config --cflags webkit2gtk-3.0`
+	 `pkg-config --cflags webkit2gtk-4.0`
 LDLIBS = -lm \
 	 `pkg-config --libs cairo` \
 	 `pkg-config --libs libgit2` \
 	 `pkg-config --libs gtk+-3.0` \
-	 `pkg-config --libs webkit2gtk-3.0`
+	 `pkg-config --libs webkit2gtk-4.0`
 
 include ../common/Makefile.c-common
 
diff --git a/eeshow/README b/eeshow/README
index 08d2056..fa00a63 100644
--- a/eeshow/README
+++ b/eeshow/README
@@ -25,7 +25,7 @@ Prerequisites
 libcairo2-dev
 libgit2-dev
 libgtk-3-dev
-ibwebkit2gtk-3.0-dev
+ibwebkit2gtk-4.0-dev
 
 
 Development status