diff --git a/browser_patches/webkit/build.sh b/browser_patches/webkit/build.sh
index 990ac1ef72..c596a75e95 100755
--- a/browser_patches/webkit/build.sh
+++ b/browser_patches/webkit/build.sh
@@ -7,16 +7,16 @@ cd "$(dirname $0)"
 
 build_gtk() {
   if ! [[ -d ./WebKitBuild/GTK/DependenciesGTK ]]; then
-    yes | WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/GTK DEBIAN_FRONTEND=noninteractive ./Tools/Scripts/update-webkitgtk-libs
+    yes | WEBKIT_JHBUILD=1 WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/GTK DEBIAN_FRONTEND=noninteractive ./Tools/Scripts/update-webkitgtk-libs
   fi
-  WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/GTK ./Tools/Scripts/build-webkit --gtk --release --touch-events MiniBrowser
+  WEBKIT_JHBUILD=1 WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/GTK ./Tools/Scripts/build-webkit --gtk --release --touch-events MiniBrowser
 }
 
 build_wpe() {
   if ! [[ -d ./WebKitBuild/WPE/DependenciesWPE ]]; then
-    yes | WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/WPE DEBIAN_FRONTEND=noninteractive ./Tools/Scripts/update-webkitwpe-libs
+    yes | WEBKIT_JHBUILD=1 WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/WPE DEBIAN_FRONTEND=noninteractive ./Tools/Scripts/update-webkitwpe-libs
   fi
-  WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/WPE ./Tools/Scripts/build-webkit --wpe --release --touch-events MiniBrowser
+  WEBKIT_JHBUILD=1 WEBKIT_OUTPUTDIR=$(pwd)/WebKitBuild/WPE ./Tools/Scripts/build-webkit --wpe --release --touch-events MiniBrowser
 }
 
 if [[ "$(uname)" == "Darwin" ]]; then