diff --git a/lch b/lch
index 76eb7cb..db41afc 100755
--- a/lch
+++ b/lch
@@ -131,7 +131,7 @@ function check()
     exit 0
 }
 
-function rarInstall()
+function rarInstall(){
     if [ $(uname -m) -eq "x86_64" ]; then
         wget https://www.rarlab.com/rar/rarlinux-x64-5.9.1.tar.gz
         tar -zxvf rarlinux-x64-5.9.1.tar.gz
@@ -139,15 +139,15 @@ function rarInstall()
         sudo cp -v rar unrar /usr/local/bin/
         cd ..
         rm -r rar rarlinux-x64-5.9.1.tar.gz
-	echo "rar/unrar installed."
+	    echo "rar/unrar installed."
     else
     	wget https://www.rarlab.com/rar/rarlinux-5.9.1.tar.gz
-	tar -zxvf rarlinux-x64-5.9.1.tar.gz
-	cd rar
-	sudo cp -v rar unrar /usr/local/bin/
-	cd ..
-	rm -r rar rarlinux-5.9.1.tar.gz
-	echo "rar/unrar installed."
+        tar -zxvf rarlinux-x64-5.9.1.tar.gz
+        cd rar
+        sudo cp -v rar unrar /usr/local/bin/
+        cd ..
+        rm -r rar rarlinux-5.9.1.tar.gz
+        echo "rar/unrar installed."
     fi
 }