diff --git a/.github/renovate.json5 b/.github/renovate.json5
index ec9b45c83..032c6e55c 100644
--- a/.github/renovate.json5
+++ b/.github/renovate.json5
@@ -14,7 +14,7 @@
     schedule: 'after 5pm on the first day of the month',
   },
   semanticCommits: 'disabled',
-  baseBranches: ['master', '3.27', '3.28', '3.29', '3.30'],
+  baseBranches: ['master', '3.28', '3.29', '3.30'],
   'pre-commit': { enabled: true },
   regexManagers: [
     /** Do updates on pre-commit additional dependencies */
diff --git a/.github/workflows/rebuild.yaml b/.github/workflows/rebuild.yaml
index 95e0bc1b1..f2a807451 100644
--- a/.github/workflows/rebuild.yaml
+++ b/.github/workflows/rebuild.yaml
@@ -14,7 +14,6 @@ jobs:
       fail-fast: false
       matrix:
         branch:
-          - '3.27'
           - '3.28'
           - '3.29'
           - '3.30'
diff --git a/SECURITY.md b/SECURITY.md
index 413dbe1b7..d493d48ab 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -5,7 +5,6 @@
 | Version | Supported Until |
 | ------- | --------------- |
 | <= 3.26 | Unsupported     |
-| 3.27    | Best effort     |
 | 3.28    | 23/06/2025      |
 | 3.29    | Best effort     |
 | 3.30    | 27/12/2024      |