diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b22078ef..e564411a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        node-version: [lts/*, 19.x, 18.x, 16.x, 14.x]
+        node-version: [22.x, 20.x, 18.x, 16.x]
 
     runs-on: ${{ matrix.os }} 
         
diff --git a/CHANGES.md b/CHANGES.md
index c937ebb3..fc8f8c91 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,4 +1,9 @@
 
+## 4.0.0-rc4 2024-07-12
+
+* Dependency updates.
+
+
 ## 4.0.0-rc3 2024-07-11
 
 * Dependency updates.
diff --git a/package.json b/package.json
index 2e1c956c..979ee09e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "seneca",
   "description": "A Microservices Framework for Node.js",
-  "version": "4.0.0-rc3",
+  "version": "4.0.0-rc4",
   "license": "MIT",
   "homepage": "http://senecajs.org",
   "keywords": [
@@ -87,7 +87,7 @@
     "eraro": "^3.0.1",
     "fast-safe-stringify": "^2.1.1",
     "gate-executor": "^3.1.1",
-    "gubu": "^8.1.0",
+    "gubu": "^8.2.1",
     "@jsonic/jsonic-next": "2.12.1",
     "lodash.defaultsdeep": "^4.6.1",
     "lodash.flatten": "^4.4.0",
@@ -112,7 +112,7 @@
     "lab-transform-typescript": "^3.0.1",
     "lolex": "^6.0.0",
     "prettier": "^3.3.2",
-    "seneca-entity": "^27.1.1",
+    "seneca-entity": "^27.2.0",
     "seneca-error-test": "^0.2.2",
     "seneca-promisify": "^3.7.2",
     "summary": "^2.1.0",