diff --git a/.github/workflows/release-publish.yml b/.github/workflows/release-publish.yml
index 28094453e..eb28fe9c8 100644
--- a/.github/workflows/release-publish.yml
+++ b/.github/workflows/release-publish.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: fregante/setup-git-user@v1
+      - uses: fregante/setup-git-user@v2
 
       - uses: pnpm/action-setup@v2
         # uses version from "packageManager" field in package.json
diff --git a/package.json b/package.json
index 8e2f3179b..bd0568f5f 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "version": "10.1.0",
   "description": "Markdownish syntax for generating flowcharts, sequence diagrams, class diagrams, gantt charts and git graphs.",
   "type": "module",
-  "packageManager": "pnpm@7.32.2",
+  "packageManager": "pnpm@8.3.1",
   "keywords": [
     "diagram",
     "markdown",
@@ -101,7 +101,7 @@
     "jsdom": "^21.0.0",
     "lint-staged": "^13.0.3",
     "path-browserify": "^1.0.1",
-    "pnpm": "^7.15.0",
+    "pnpm": "^8.0.0",
     "prettier": "^2.7.1",
     "prettier-plugin-jsdoc": "^0.4.2",
     "rimraf": "^5.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 9acbd195b..8fdd15df7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -146,8 +146,8 @@ importers:
         specifier: ^1.0.1
         version: 1.0.1
       pnpm:
-        specifier: ^7.15.0
-        version: 7.15.0
+        specifier: ^8.0.0
+        version: 8.3.1
       prettier:
         specifier: ^2.7.1
         version: 2.7.1
@@ -10292,9 +10292,9 @@ packages:
     engines: {node: '>=12.13.0'}
     dev: true
 
-  /pnpm@7.15.0:
-    resolution: {integrity: sha512-GGQ5+MCwD0bpq+65uitpgO1+ZusZ1keO5ebG/CH6ciu1ohnZj5Y3X374Ow/CBApa+Jw2/NUifVRz2fW4JChftA==}
-    engines: {node: '>=14.6'}
+  /pnpm@8.3.1:
+    resolution: {integrity: sha512-0mT2ZAv08J3nz8xUdWhRW88GE89IWgPo/xZhb6acQXK2+aCikl7kT7Bg31ZcnJqOrwYXSed68xjLd/ZoSnBR8w==}
+    engines: {node: '>=16.14'}
     hasBin: true
     dev: true