diff --git a/pkgs/applications/networking/cluster/tanka/default.nix b/pkgs/applications/networking/cluster/tanka/default.nix
index 428f86e6abd1..010527121e57 100644
--- a/pkgs/applications/networking/cluster/tanka/default.nix
+++ b/pkgs/applications/networking/cluster/tanka/default.nix
@@ -17,7 +17,7 @@ buildGoModule rec {
 
   subPackages = [ "cmd/tk" ];
 
-  ldflags = [ "-s" "-w" "-extldflags '-static'" "-X github.com/grafana/tanka/pkg/tanka.CURRENT_VERSION=v${version}" ];
+  ldflags = [ "-s" "-w" "-extldflags '-static'" "-X github.com/grafana/tanka/pkg/tanka.CurrentVersion=v${version}" ];
 
   nativeBuildInputs = [ installShellFiles ];