diff --git a/pkgs/by-name/ev/eventstore/package.nix b/pkgs/by-name/ev/eventstore/package.nix
index fd730c0fd77c..51452be3c28b 100644
--- a/pkgs/by-name/ev/eventstore/package.nix
+++ b/pkgs/by-name/ev/eventstore/package.nix
@@ -27,7 +27,7 @@ buildDotnetModule rec {
   };
 
   # Fixes application reporting 0.0.0.0 as its version.
-  MINVERVERSIONOVERRIDE = version;
+  env.MINVERVERSIONOVERRIDE = version;
 
   dotnet-sdk = dotnetCorePackages.sdk_8_0;
   dotnet-runtime = dotnetCorePackages.aspnetcore_8_0;