diff --git a/package.json b/package.json
index 2450e2a..5a17289 100644
--- a/package.json
+++ b/package.json
@@ -1,11 +1,11 @@
 {
   "name": "centerrow",
-  "version": "1.8.0",
+  "version": "1.8.1",
   "description": "\"Image-oriented theme for Omeka. This theme does not support nested top navigation.\"",
   "main": "gulpfile.js",
   "devDependencies": {
     "autoprefixer": "^10.2.5",
-    "gulp": "^4.0.2",
+    "gulp": "^5.0.0",
     "gulp-postcss": "^9.0.0",
     "gulp-sass": "^5.0.0",
     "sass": "~1.43.4"
diff --git a/theme.ini b/theme.ini
index 0082a71..87bef12 100644
--- a/theme.ini
+++ b/theme.ini
@@ -7,4 +7,4 @@ website = "https://omeka.org"
 support_link = "https://github.com/omeka/theme-centerrow/wiki"
 omeka_minimum_version="3.1"
 omeka_tested_up_to="3.1"
-version="1.8.0"
+version="1.8.1"