diff --git a/modules/home-manager/programs/aerc.nix b/modules/home-manager/programs/aerc.nix
index 16083f5..f4f8006 100644
--- a/modules/home-manager/programs/aerc.nix
+++ b/modules/home-manager/programs/aerc.nix
@@ -17,7 +17,7 @@ let
 
   abaPackage = pkgs.unstable.aba;
 
-  pipeAba = param: exec ":pipe -m ${abaPackage}/bin/aba parse ${param}";
+  pipeAba = param: exec "pipe -m ${abaPackage}/bin/aba parse ${param}";
   exec = cmd: ":${cmd}<Enter>";
   fill = cmd: ":${cmd}<space>";