diff --git a/.envrc b/.envrc
index 7a3598f..bff8506 100644
--- a/.envrc
+++ b/.envrc
@@ -1 +1,2 @@
 use flake . -L
+unset SOURCE_DATE_EPOCH
diff --git a/flake.nix b/flake.nix
index fb1ee89..31df2f7 100644
--- a/flake.nix
+++ b/flake.nix
@@ -40,9 +40,6 @@
               pkgs.typst
             ];
           };
-          shellHook = ''
-            unset SOURCE_DATE_EPOCH; 
-          '';
         }
       );
     };