diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 0e176ef..030ef67 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -12,9 +12,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
 
-      - uses: ruby/setup-ruby@v1
+      - uses: ruby/setup-ruby@@f26937343756480a8cb3ae1f623b9c8d89ed6984 # v1.196.0
         with:
           ruby-version: '3.3'
           rubygems: latest
@@ -42,8 +42,8 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
-      - uses: ruby/setup-ruby@v1
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
+      - uses: ruby/setup-ruby@@f26937343756480a8cb3ae1f623b9c8d89ed6984 # v1.196.0
         with:
           ruby-version: ${{ matrix.ruby }}
           rubygems: latest
@@ -70,8 +70,8 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
-      - uses: ruby/setup-ruby@v1
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
+      - uses: ruby/setup-ruby@@f26937343756480a8cb3ae1f623b9c8d89ed6984 # v1.196.0
         with:
           ruby-version: ${{ matrix.ruby }}
           rubygems: latest
@@ -101,8 +101,8 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
-      - uses: ruby/setup-ruby@v1
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
+      - uses: ruby/setup-ruby@@f26937343756480a8cb3ae1f623b9c8d89ed6984 # v1.196.0
         with:
           ruby-version: ${{ matrix.ruby }}
           rubygems: latest
@@ -129,8 +129,8 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
-      - uses: ruby/setup-ruby@v1
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
+      - uses: ruby/setup-ruby@@f26937343756480a8cb3ae1f623b9c8d89ed6984 # v1.196.0
         with:
           ruby-version: ${{ matrix.ruby }}
           rubygems: latest