diff --git a/PackageInfo.g b/PackageInfo.g
index 7bd9d45..0f9bc70 100644
--- a/PackageInfo.g
+++ b/PackageInfo.g
@@ -64,7 +64,7 @@ PackageDoc := rec(
 ),
 
 Dependencies := rec(
-  GAP := ">= 4.11",
+  GAP := ">= 4.13",
   NeededOtherPackages := [ ["polycyclic", ">=1.1"] ],
   SuggestedOtherPackages := [ ],
   ExternalConditions := [ ],