diff --git a/pkgs/applications/networking/cluster/fluxcd/default.nix b/pkgs/applications/networking/cluster/fluxcd/default.nix
index 54eaf06e12fb..7ea8fa76cfb2 100644
--- a/pkgs/applications/networking/cluster/fluxcd/default.nix
+++ b/pkgs/applications/networking/cluster/fluxcd/default.nix
@@ -1,9 +1,9 @@
 { lib, buildGoModule, fetchFromGitHub, fetchzip, installShellFiles }:
 
 let
-  version = "0.24.1";
-  sha256 = "18jzf5kd06c10f45y4crvaqa5r10dhq2ashlhppzrmhigiyavxac";
-  manifestsSha256 = "0qbdik65irnwgw7klj5w0z00jxflm855gikpnqb9gsxd7rbw8ysk";
+  version = "0.25.3";
+  sha256 = "1j7jw6vfki67dz9lkx3f94b9hi6d2bc504yy3nfppp3hx8nwxb37";
+  manifestsSha256 = "1akp1i3xasfjq6zqbk7mnbkhnzmq7if7v82q6zdp2678xrg6xps5";
 
   manifests = fetchzip {
     url =
@@ -23,7 +23,7 @@ in buildGoModule rec {
     inherit sha256;
   };
 
-  vendorSha256 = "sha256-HoAVdY+kZLpUEl3mE7obbTzAJUyt5MBPjGhs6ZDSnzU=";
+  vendorSha256 = "sha256-/VeJq6l3kSZ9qcYf2ypyyoXVKME+rig6aDdWDoRqNzA=";
 
   postUnpack = ''
     cp -r ${manifests} source/cmd/flux/manifests
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index d3bf1f622988..f72ba4dd5760 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -26753,7 +26753,10 @@ with pkgs;
 
   fluxctl = callPackage ../applications/networking/cluster/fluxctl { };
 
-  fluxcd = callPackage ../applications/networking/cluster/fluxcd { };
+  fluxcd = callPackage ../applications/networking/cluster/fluxcd {
+    # Fix-Me: This locking should be removed once PR #154059 is merged.
+    buildGoModule = buildGo117Module;
+  };
 
   linkerd = callPackage ../applications/networking/cluster/linkerd { };
   linkerd_edge = callPackage ../applications/networking/cluster/linkerd/edge.nix { };