diff --git a/pkgs/by-name/he/heroic/package.nix b/pkgs/by-name/he/heroic/package.nix
index 77dc9a494db8..d68acae65911 100644
--- a/pkgs/by-name/he/heroic/package.nix
+++ b/pkgs/by-name/he/heroic/package.nix
@@ -5,7 +5,7 @@
   extraLibraries ? pkgs: [ ],
 }:
 
-steam.buildRuntimeEnv {
+(steam.override { privateTmp = false; }).buildRuntimeEnv {
   pname = "heroic";
   inherit (heroic-unwrapped) version meta;