diff --git a/pkgs/by-name/pr/prometheus-ebpf-exporter/package.nix b/pkgs/by-name/pr/prometheus-ebpf-exporter/package.nix
index 12ed985a6260..3ae9843f851a 100644
--- a/pkgs/by-name/pr/prometheus-ebpf-exporter/package.nix
+++ b/pkgs/by-name/pr/prometheus-ebpf-exporter/package.nix
@@ -38,7 +38,7 @@ buildGoModule.override { stdenv = clangStdenv; } (finalAttrs: {
     libz
   ];
 
-  CGO_LDFLAGS = "-l bpf";
+  env.CGO_LDFLAGS = "-l bpf";
 
   hardeningDisable = [ "zerocallusedregs" ];