diff --git a/PKGBUILD b/PKGBUILD
index fb59980..3324998 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -26,9 +26,12 @@ patch_dbus() {
     echo "ERROR: nim-dbus not found in $NIMBLE_DIR/pkgs2/"
     exit 1
   fi
-  if ! grep -q 'of dtBool' "$dbus_dir/dbus/private/value.nim"; then
-    patch -d "$dbus_dir" -p1 < "$srcdir/$_repodir/nim-dbus-dtbool.patch"
-    echo "Patched nim-dbus: added dtBool to getPrimitive"
+  if grep -q 'addr val.uint32Value' "$dbus_dir/dbus/private/value.nim" 2>/dev/null; then
+    echo "nim-dbus already patched"
+  else
+    patch -d "$dbus_dir" -p1 < "$srcdir/$_repodir/nim-dbus-dtbool.patch" && \
+      echo "Patched nim-dbus: added dtBool to getPrimitive" || \
+      echo "ERROR: failed to patch nim-dbus"
   fi
 }