diff --git a/flake.lock b/flake.lock
index bd78ff8..2d7ddf8 100644
--- a/flake.lock
+++ b/flake.lock
@@ -9,13 +9,13 @@
         "rev": "686a6af22f6696f0c0595c56f463c078550049fc",
         "revCount": 17,
         "type": "git",
-        "url": "https://git.hamburg.ccc.de:CCCHH/infrastructure-authorized-keys.git"
+        "url": "https://git.hamburg.ccc.de/CCCHH/infrastructure-authorized-keys.git"
       },
       "original": {
         "ref": "trunk",
         "rev": "686a6af22f6696f0c0595c56f463c078550049fc",
         "type": "git",
-        "url": "https://git.hamburg.ccc.de:CCCHH/infrastructure-authorized-keys.git"
+        "url": "https://git.hamburg.ccc.de/CCCHH/infrastructure-authorized-keys.git"
       }
     },
     "nixlib": {
diff --git a/flake.nix b/flake.nix
index b7424db..273a82c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,7 +22,7 @@
     };
 
     authorizedKeysRepo = {
-      url = "git+https://git.hamburg.ccc.de:CCCHH/infrastructure-authorized-keys.git?ref=trunk&rev=686a6af22f6696f0c0595c56f463c078550049fc";
+      url = "git+https://git.hamburg.ccc.de/CCCHH/infrastructure-authorized-keys.git?ref=trunk&rev=686a6af22f6696f0c0595c56f463c078550049fc";
       flake = false;
     };
   };