diff --git a/.github/workflows/buildchecker-history.yml b/.github/workflows/buildchecker-history.yml
index 45950a375ea..c9f8aef93ec 100644
--- a/.github/workflows/buildchecker-history.yml
+++ b/.github/workflows/buildchecker-history.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
-        with: { go-version: '1.17' }
+        with: { go-version: '1.18' }
 
       - run: ./dev/buildchecker/run-week-history.sh
         env:
diff --git a/.github/workflows/buildchecker.yml b/.github/workflows/buildchecker.yml
index 717c7a06931..e90aeae7628 100644
--- a/.github/workflows/buildchecker.yml
+++ b/.github/workflows/buildchecker.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
-        with: { go-version: '1.17' }
+        with: { go-version: '1.18' }
 
       - run: ./dev/buildchecker/run-check.sh
         env:
diff --git a/.github/workflows/licenses-check.yml b/.github/workflows/licenses-check.yml
index 7d59e51c3fa..82aef43087b 100644
--- a/.github/workflows/licenses-check.yml
+++ b/.github/workflows/licenses-check.yml
@@ -9,7 +9,7 @@ jobs:
     - uses: actions/setup-ruby@v1
       with: { ruby-version: '2.6' }
     - uses: actions/setup-go@v2
-      with: { go-version: '1.17' }
+      with: { go-version: '1.18' }
 
     # set up correct version of node
     - id: nvmrc
diff --git a/.github/workflows/licenses-update.yml b/.github/workflows/licenses-update.yml
index ece9696acae..c8766511355 100644
--- a/.github/workflows/licenses-update.yml
+++ b/.github/workflows/licenses-update.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/setup-ruby@v1
       with: { ruby-version: '2.6' }
     - uses: actions/setup-go@v2
-      with: { go-version: '1.17' }
+      with: { go-version: '1.18' }
 
     # set up correct version of node
     - id: nvmrc
diff --git a/.github/workflows/lsif-typescript.yml b/.github/workflows/lsif-typescript.yml
index c15626c1a93..e7c43ad4ce0 100644
--- a/.github/workflows/lsif-typescript.yml
+++ b/.github/workflows/lsif-typescript.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Run lsif-typescript
         run: lsif-typescript index --yarn-workspaces
       - uses: actions/setup-go@v2
-        with: { go-version: '1.17' }
+        with: { go-version: '1.18' }
       - name: Convert LSIF Typed into LSIF Graph
         run: go run lib/codeintel/tools/lsif-typed/main.go dump.lsif-typed > dump.lsif
       - name: Upload lsif to Cloud
diff --git a/.github/workflows/pr-auditor.yml b/.github/workflows/pr-auditor.yml
index c435ac6fec2..c4aa8219dc5 100644
--- a/.github/workflows/pr-auditor.yml
+++ b/.github/workflows/pr-auditor.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
-        with: { go-version: '1.17' }
+        with: { go-version: '1.18' }
 
       - run: ./dev/pr-auditor/check-pr.sh
         env:
diff --git a/.github/workflows/sg-binary-release.yml b/.github/workflows/sg-binary-release.yml
index e49a2adbe1d..b9d83107796 100644
--- a/.github/workflows/sg-binary-release.yml
+++ b/.github/workflows/sg-binary-release.yml
@@ -87,7 +87,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.17
+          go-version: 1.18
 
       - name: Build and upload macOS
         if: startsWith(matrix.os, 'macos-') == true
diff --git a/dev/pr-auditor/batch-changes/pr-auditor-patch.yml b/dev/pr-auditor/batch-changes/pr-auditor-patch.yml
index 59cea4600cf..9bb528c0306 100644
--- a/dev/pr-auditor/batch-changes/pr-auditor-patch.yml
+++ b/dev/pr-auditor/batch-changes/pr-auditor-patch.yml
@@ -33,7 +33,7 @@ steps:
             - uses: actions/checkout@v2
               with: { repository: 'sourcegraph/sourcegraph' }
             - uses: actions/setup-go@v2
-              with: { go-version: '1.17' }
+              with: { go-version: '1.18' }
 
             - run: ./dev/pr-auditor/check-pr.sh
               env:
diff --git a/dev/pr-auditor/batch-changes/pr-auditor-rollout.yml b/dev/pr-auditor/batch-changes/pr-auditor-rollout.yml
index c411ba5eefd..3e6aa5cafb5 100644
--- a/dev/pr-auditor/batch-changes/pr-auditor-rollout.yml
+++ b/dev/pr-auditor/batch-changes/pr-auditor-rollout.yml
@@ -63,7 +63,7 @@ steps:
             - uses: actions/checkout@v2
               with: { repository: 'sourcegraph/sourcegraph' }
             - uses: actions/setup-go@v2
-              with: { go-version: '1.17' }
+              with: { go-version: '1.18' }
 
             - run: ./dev/pr-auditor/check-pr.sh
               env: