diff --git a/updater.bat b/updater.bat
index c36c995..9c7b2fa 100644
--- a/updater.bat
+++ b/updater.bat
@@ -192,7 +192,7 @@ REM ############ Merge function ############
 :merge
 SETLOCAL DisableDelayedExpansion
 FOR /F tokens^=2^,^*^ delims^=^'^" %%G IN ('FINDSTR /R /C:"^user_pref[ 	]*\([ 	]*[\"'][a-z].*[\"'][ 	]*,.*\)[ 	]*;" "%~1"') DO (SET "[%%G]=%%H")
-FOR /F tokens^=2^,^*^ delims^=^" %%G IN ('FINDSTR /R /C:"^//// --- comment-out --- \"[a-z].*\".*" "%~1"') DO (SET "__unset__%%G=1")
+FOR /F tokens^=2^,^*^ delims^=^' %%G IN ('FINDSTR /R /C:"^//// --- comment-out --- '[a-z][^']*'.*" "%~1"') DO (SET "__unset__%%G=1")
 (
 	FOR /F "tokens=1,* delims=:" %%I IN ('FINDSTR /N "^" "%~1"') DO (
 		SET "_temp=%%J"
@@ -205,19 +205,17 @@ FOR /F tokens^=2^,^*^ delims^=^" %%G IN ('FINDSTR /R /C:"^//// --- comment-out -
 			) ELSE (
 				ENDLOCAL
 				FOR /F tokens^=2^ delims^=^'^" %%K IN ("%%J") DO (
-					IF NOT "_user.js.parrot"=="%%K" (
-						IF DEFINED __unset__%%K (
-							ECHO://%%J
-						) ELSE (
-							IF DEFINED [%%K] (
-								SETLOCAL EnableDelayedExpansion
-								FOR /F "delims=" %%L IN ("![%%K]!") DO (
-									ENDLOCAL & ECHO:user_pref("%%K"%%L
-									SET "[%%K]="
-								)
+					IF DEFINED __unset__%%K (
+						ECHO://%%J
+					) ELSE (
+						IF DEFINED [%%K] (
+							SETLOCAL EnableDelayedExpansion
+							FOR /F "delims=" %%L IN ("![%%K]!") DO (
+								ENDLOCAL & ECHO:user_pref("%%K"%%L
+								SET "[%%K]="
 							)
 						)
-					) ELSE (ECHO:%%J)
+					)
 				)
 			)
 		)