diff --git a/.github/workflows/docs-deploy.yml b/.github/workflows/docs-deploy.yml
index 784fc47b74..38c92c4719 100644
--- a/.github/workflows/docs-deploy.yml
+++ b/.github/workflows/docs-deploy.yml
@@ -51,7 +51,7 @@ jobs:
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '4.0.4'
+          ruby-version: '4.0.5'
           bundler-cache: true
           working-directory: docs
 
diff --git a/.github/workflows/docs-release.yml b/.github/workflows/docs-release.yml
index 743e7a45f5..d0bb298d74 100644
--- a/.github/workflows/docs-release.yml
+++ b/.github/workflows/docs-release.yml
@@ -41,7 +41,7 @@ jobs:
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '4.0.4'
+          ruby-version: '4.0.5'
           bundler-cache: true
           working-directory: docs
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 86b3c37a97..b38d99228f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -162,7 +162,7 @@ jobs:
       - name: Setup Fastlane
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '4.0.4'
+          ruby-version: '4.0.5'
           bundler-cache: true
 
       - name: Build and Deploy Google Play to Internal Track with Fastlane
@@ -235,7 +235,7 @@ jobs:
       - name: Setup Fastlane
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '4.0.4'
+          ruby-version: '4.0.5'
           bundler-cache: true
 
       - name: Build F-Droid with Fastlane
diff --git a/.ruby-version b/.ruby-version
index c5106e6d13..7636e75650 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-4.0.4
+4.0.5