diff --git a/systems/x86_64-linux/srv-eval-1/configuration.nix b/systems/x86_64-linux/srv-eval-1/configuration.nix
index dfa4166..9547fa5 100644
--- a/systems/x86_64-linux/srv-eval-1/configuration.nix
+++ b/systems/x86_64-linux/srv-eval-1/configuration.nix
@@ -19,7 +19,7 @@
 
   services.calibre-web = {
     enable = true;
-    listen.ip = "::,0.0.0.0";
+    listen.ip = "0.0.0.0";
     openFirewall = true;
     options = {
       enableBookConversion = true;