diff --git a/modules/services/server/nextcloud.nix b/modules/services/server/nextcloud.nix
index 9f68d49..0b33af0 100644
--- a/modules/services/server/nextcloud.nix
+++ b/modules/services/server/nextcloud.nix
@@ -17,6 +17,9 @@
             overwriteProtocol = "https";
             defaultPhoneRegion = "DE";
         };
+        phpOptions = {
+            "opcache.interned_strings_buffer" = "16";
+        };
     #phpExtraExtensions = ;
     #extraApps = with pkgs.nextcloud25Packages.apps; {
     #    inherit mail news contacts;