diff --git a/.github/workflows/gemini-invoke.yml b/.github/workflows/gemini-invoke.yml
index e668ceb8d..6040a2834 100644
--- a/.github/workflows/gemini-invoke.yml
+++ b/.github/workflows/gemini-invoke.yml
@@ -82,12 +82,11 @@ jobs:
                     "--rm",
                     "-e",
                     "GITHUB_PERSONAL_ACCESS_TOKEN",
-                    "ghcr.io/github/github-mcp-server:v0.18.0"
+                    "ghcr.io/github/github-mcp-server:v0.27.0"
                   ],
                   "includeTools": [
                     "add_issue_comment",
-                    "get_issue",
-                    "get_issue_comments",
+                    "issue_read",
                     "list_issues",
                     "search_issues",
                     "create_pull_request",
diff --git a/.github/workflows/gemini-issue-fixer.yml b/.github/workflows/gemini-issue-fixer.yml
index 22eabf880..a19804418 100644
--- a/.github/workflows/gemini-issue-fixer.yml
+++ b/.github/workflows/gemini-issue-fixer.yml
@@ -78,7 +78,7 @@ jobs:
                     "--rm",
                     "-e",
                     "GITHUB_PERSONAL_ACCESS_TOKEN",
-                    "ghcr.io/github/github-mcp-server:v0.18.0"
+                    "ghcr.io/github/github-mcp-server:v0.27.0"
                   ],
                   "env": {
                     "GITHUB_PERSONAL_ACCESS_TOKEN": "${GITHUB_TOKEN}"
diff --git a/.github/workflows/gemini-review.yml b/.github/workflows/gemini-review.yml
index f49e87fcc..dc525cd74 100644
--- a/.github/workflows/gemini-review.yml
+++ b/.github/workflows/gemini-review.yml
@@ -84,13 +84,12 @@ jobs:
                     "--rm",
                     "-e",
                     "GITHUB_PERSONAL_ACCESS_TOKEN",
-                    "ghcr.io/github/github-mcp-server:v0.18.0"
+                    "ghcr.io/github/github-mcp-server:v0.27.0"
                   ],
                   "includeTools": [
                     "add_comment_to_pending_review",
-                    "create_pending_pull_request_review",
                     "pull_request_read",
-                    "submit_pending_pull_request_review"
+                    "pull_request_review_write"
                   ],
                   "env": {
                     "GITHUB_PERSONAL_ACCESS_TOKEN": "${GITHUB_TOKEN}"
diff --git a/examples/workflows/gemini-assistant/gemini-invoke.yml b/examples/workflows/gemini-assistant/gemini-invoke.yml
index 905de8684..36480774e 100644
--- a/examples/workflows/gemini-assistant/gemini-invoke.yml
+++ b/examples/workflows/gemini-assistant/gemini-invoke.yml
@@ -82,12 +82,11 @@ jobs:
                     "--rm",
                     "-e",
                     "GITHUB_PERSONAL_ACCESS_TOKEN",
-                    "ghcr.io/github/github-mcp-server:v0.18.0"
+                    "ghcr.io/github/github-mcp-server:v0.27.0"
                   ],
                   "includeTools": [
                     "add_issue_comment",
-                    "get_issue",
-                    "get_issue_comments",
+                    "issue_read",
                     "list_issues",
                     "search_issues",
                     "create_pull_request",
diff --git a/examples/workflows/pr-review/gemini-review.yml b/examples/workflows/pr-review/gemini-review.yml
index 925ff1dad..28313594f 100644
--- a/examples/workflows/pr-review/gemini-review.yml
+++ b/examples/workflows/pr-review/gemini-review.yml
@@ -84,13 +84,12 @@ jobs:
                     "--rm",
                     "-e",
                     "GITHUB_PERSONAL_ACCESS_TOKEN",
-                    "ghcr.io/github/github-mcp-server:v0.18.0"
+                    "ghcr.io/github/github-mcp-server:v0.27.0"
                   ],
                   "includeTools": [
                     "add_comment_to_pending_review",
-                    "create_pending_pull_request_review",
                     "pull_request_read",
-                    "submit_pending_pull_request_review"
+                    "pull_request_review_write"
                   ],
                   "env": {
                     "GITHUB_PERSONAL_ACCESS_TOKEN": "${GITHUB_TOKEN}"