diff --git a/.github/workflows/Tests.yml b/.github/workflows/Tests.yml
index 54916c8..92bcf81 100644
--- a/.github/workflows/Tests.yml
+++ b/.github/workflows/Tests.yml
@@ -21,7 +21,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.10'
+          - '1.11'
           - 'nightly'
         os:
           - ubuntu-latest
diff --git a/Project.toml b/Project.toml
index 4558eb0..9e1e813 100644
--- a/Project.toml
+++ b/Project.toml
@@ -12,7 +12,7 @@ Singular = "bcd08a7b-43d2-5ff7-b6d4-c458787f915c"
 
 [compat]
 CapAndHomalg = "1.6.0"
-GAP = "0.11, 0.12"
+GAP = "0.11, 0.12, 0.13"
 Singular = "0.8, 0.9, 0.10, 0.11, 0.12, 0.13, 0.17, 0.18, 0.19, 0.20, 0.21, 0.22, 0.23, 0.24"
 julia = "1.8, 1.9, 1.10, 1.11"