diff --git a/nix/package/default.nix b/nix/package/default.nix
index 2b07850..713bff7 100644
--- a/nix/package/default.nix
+++ b/nix/package/default.nix
@@ -26,6 +26,19 @@ writeShellScriptBin "glim" ''
     exit 1
   fi
 
+  # Use alternative if sudo is not found
+  if [[ ! `which sudo &>/dev/null` ]]; then
+    if which doas &>/dev/null; then
+      sudo () {
+        doas "''$*"
+      }
+    else
+      sudo () {
+        su -c "''$*"
+      }
+    fi
+  fi
+
   # Find GLIM device (use the first if multiple found, you've asked for trouble!)
   USBDEV1=`blkid -L GLIM | head -n 1`