diff --git a/nixos/tests/nginx.nix b/nixos/tests/nginx.nix
index 32b11364923..a4d14986a14 100644
--- a/nixos/tests/nginx.nix
+++ b/nixos/tests/nginx.nix
@@ -28,6 +28,7 @@ import ./make-test.nix ({ pkgs, ...} : {
         services.nginx.virtualHosts."0.my.test" = {
           extraConfig = ''
             access_log syslog:server=unix:/dev/log,facility=user,tag=mytag,severity=info ceeformat;
+            location /favicon.ico { allow all; access_log off; log_not_found off; }
           '';
         };
       };
diff --git a/pkgs/build-support/writers/default.nix b/pkgs/build-support/writers/default.nix
index 3454450c1f3..281d2b19bc6 100644
--- a/pkgs/build-support/writers/default.nix
+++ b/pkgs/build-support/writers/default.nix
@@ -178,13 +178,20 @@ rec {
   writeJSBin = name:
     writeJS "/bin/${name}";
 
+  awkFormatNginx = builtins.toFile "awkFormat-nginx.awk" ''
+    awk -f
+    {sub(/^[ \t]+/,"");idx=0}
+    /\{/{ctx++;idx=1}
+    /\}/{ctx--}
+    {id="";for(i=idx;i<ctx;i++)id=sprintf("%s%s", id, "\t");printf "%s%s\n", id, $0}
+   '';
+
   writeNginxConfig = name: text: pkgs.runCommand name {
     inherit text;
     passAsFile = [ "text" ];
   } /* sh */ ''
-    cp "$textPath" $out
-    ${pkgs.nginx-config-formatter}/bin/nginxfmt $out
-    ${pkgs.gnused}/bin/sed -i '/^$/d' $out
+    # nginx-config-formatter has an error - https://github.com/1connect/nginx-config-formatter/issues/16
+    ${pkgs.gawk}/bin/awk -f ${awkFormatNginx} "$textPath" | ${pkgs.gnused}/bin/sed '/^\s*$/d' > $out
     ${pkgs.gixy}/bin/gixy $out
   '';