diff --git a/overlays.nix b/overlays.nix
index d8f827b..b515e9d 100644
--- a/overlays.nix
+++ b/overlays.nix
@@ -15,7 +15,7 @@ final: prev: {
           exit 1
        fi
 
-      MOUNTED=$(zfs list -o mountpoint,mounted -H | awk '$NF == "yes" {$NF=""; print $0}' | sed 's/[[:space:]]*$//')
+      MOUNTED=$(zfs list -o mountpoint,mounted -H | awk '$NF == "yes" {NF--; print}')
 
        MISSING=""
        for target in "$@"; do