diff --git a/pkgs/by-name/fl/flannel/package.nix b/pkgs/by-name/fl/flannel/package.nix
index 34ed44d4c61c..d873f3e8c261 100644
--- a/pkgs/by-name/fl/flannel/package.nix
+++ b/pkgs/by-name/fl/flannel/package.nix
@@ -7,7 +7,7 @@
 
 buildGoModule rec {
   pname = "flannel";
-  version = "0.28.6";
+  version = "0.28.7";
   rev = "v${version}";
 
   vendorHash = "sha256-io2xUh5jM2x7P01MIpPgLAVXC/CAL22zrC6kfi4uYFs=";
@@ -16,7 +16,7 @@ buildGoModule rec {
     inherit rev;
     owner = "flannel-io";
     repo = "flannel";
-    sha256 = "sha256-djPi4dgG9iR7K5c9NhMVJI1xdBmCX39+G/zt6dDRZx8=";
+    sha256 = "sha256-K810ikYfDdOtOUTSGqeAwczxNO/XPB+2RbelHBc8tok=";
   };
 
   ldflags = [ "-X github.com/flannel-io/flannel/pkg/version.Version=${rev}" ];