diff --git a/.github/workflows/ci_suite.yml b/.github/workflows/ci_suite.yml
index 46871b3852..61b3ae6319 100644
--- a/.github/workflows/ci_suite.yml
+++ b/.github/workflows/ci_suite.yml
@@ -12,14 +12,14 @@ jobs:
     name: Run Linters
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Restore SpacemanDMM cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/SpacemanDMM
           key: ${{ runner.os }}-spacemandmm-${{ secrets.CACHE_PURGE_KEY }}
       - name: Restore Yarn cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: tgui/.yarn/cache
           key: ${{ runner.os }}-yarn-${{ secrets.CACHE_PURGE_KEY }}-${{ hashFiles('tgui/yarn.lock') }}
@@ -55,9 +55,9 @@ jobs:
     name: Compile Maps
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Restore BYOND cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/BYOND
           key: ${{ runner.os }}-byond-${{ secrets.CACHE_PURGE_KEY }}
@@ -79,14 +79,14 @@ jobs:
           - 3306
         options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Restore BYOND cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/BYOND
           key: ${{ runner.os }}-byond-${{ secrets.CACHE_PURGE_KEY }}
       - name: Restore Yarn cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: tgui/.yarn/cache
           key: ${{ runner.os }}-yarn-${{ secrets.CACHE_PURGE_KEY }}-${{ hashFiles('tgui/yarn.lock') }}
@@ -122,9 +122,9 @@ jobs:
     name: Windows Build
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Restore Yarn cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: tgui/.yarn/cache
           key: ${{ runner.os }}-yarn-${{ secrets.CACHE_PURGE_KEY }}-${{ hashFiles('tgui/yarn.lock') }}
diff --git a/.github/workflows/generate_documentation.yml b/.github/workflows/generate_documentation.yml
index 265e179ff0..b1bf902c69 100644
--- a/.github/workflows/generate_documentation.yml
+++ b/.github/workflows/generate_documentation.yml
@@ -8,9 +8,9 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/SpacemanDMM
           key: ${{ runner.os }}-spacemandmm-${{ secrets.CACHE_PURGE_KEY }}
diff --git a/.github/workflows/update_tgs_dmapi.yml b/.github/workflows/update_tgs_dmapi.yml
index 19a72d6702..e3400bf3c3 100644
--- a/.github/workflows/update_tgs_dmapi.yml
+++ b/.github/workflows/update_tgs_dmapi.yml
@@ -11,7 +11,7 @@ jobs:
     name: Update the TGS DMAPI
     steps:
     - name: Clone
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     - name: Branch
       run: |