diff --git a/zotero/test/runtests.sh.orig b/zotero/test/runtests.sh
index d83914a..ec91848 100755
--- a/zotero/test/runtests.sh.orig
+++ b/zotero/test/runtests.sh
@@ -154,18 +154,6 @@ fi
 # Clean up on exit
 trap "{ rm -rf \"$TEMPDIR\"; }" EXIT
 
-# Check if build watch process is running
-# If not, run now
-if [[ -z "$CI" ]] && ! ps | grep js-build/build.js | grep -v grep > /dev/null; then
-	echo
-	echo "Running JS build process"
-	cd "$ROOT_DIR"
-	NODE_OPTIONS=--openssl-legacy-provider npm run build || exit $?
-	echo
-fi
-
-ZOTERO_TEST=1 "$ROOT_DIR/app/scripts/dir_build" -q
-
 makePath FX_PROFILE "$PROFILE"
 MOZ_NO_REMOTE=1 NO_EM_RESTART=1 "$Z_EXECUTABLE" -profile "$FX_PROFILE" \
     -test "$TESTS" -grep "$GREP" -ZoteroTest $Z_ARGS
