diff --git a/nixos/modules/programs/zsh/zsh.nix b/nixos/modules/programs/zsh/zsh.nix
index 39f9671316ee..edde7a7a757e 100644
--- a/nixos/modules/programs/zsh/zsh.nix
+++ b/nixos/modules/programs/zsh/zsh.nix
@@ -100,7 +100,7 @@ in
         export HISTSIZE=2000
         export HISTFILE=$HOME/.zsh_history
 
-        setopt HIST_IGNORE_DUPS SHARE_HISTORY
+        setopt HIST_IGNORE_DUPS SHARE_HISTORY HIST_FCNTL_LOCK
       '';
 
     };