diff --git a/DecompileMinecraft.js b/DecompileMinecraft.js
index f52b73b..acdf9b2 100644
--- a/DecompileMinecraft.js
+++ b/DecompileMinecraft.js
@@ -16,10 +16,17 @@ function unlink(path) {
 	} catch (e) {}
 }
 
+function unlinkRecursive(path) {
+	try {
+		fs.rmdirSync(path, {recursive: true} )
+		return true
+	} catch (e) { console.log(e) }
+}
 async function re() {
+	unlinkRecursive(modBuilding)
 	mkdir(modBuilding)
 
-	await require("./Exec.js").exec(`java -Xmx4G -Xms1G -jar lib\\FernFlower.jar -hes=1 -hdc=1 -dgs=1 -ren=0 -lit=0 -nns=0 -asc=1 -rbr=1 ./data/${ver}-Mapped.jar ${modBuilding}`)
+	await require("./Exec.js").exec(`java -Xmx4G -Xms1G -jar lib\\FernFlower.jar -hes=1 -hdc=1 -dgs=1 -ren=0 -lit=0 -nns=0 -asc=1 -rbr=1 -log=WARN ./data/${ver}-Mapped.jar ${modBuilding}`)
 	
 	let sources = `${modBuilding}/${ver}-Mapped.jar`
 	await fs.createReadStream(sources).pipe(unzip.Extract({ path: modBuilding })).promise()
diff --git a/MapMinecraft.js b/MapMinecraft.js
index abf57c1..f420b6f 100644
--- a/MapMinecraft.js
+++ b/MapMinecraft.js
@@ -1,2 +1,2 @@
 let ver = require("./config.json").version
-require("./Exec.js").exec(`java -jar lib\\SpecialSource.jar -srg-in=.\\data\\${ver}.txt --in-jar=.\\data\\${ver}.jar -o=.\\data\\${ver}-Mapped.jar`)
\ No newline at end of file
+require("./Exec.js").exec(`java -jar lib\\SpecialSource.jar -srg-in=.\\data\\${ver}.txt --kill-lvt --in-jar=.\\data\\${ver}.jar -o=.\\data\\${ver}-Mapped.jar`)
\ No newline at end of file