diff --git a/README.md b/README.md
index 4c2b433..eff4ac9 100644
--- a/README.md
+++ b/README.md
@@ -83,17 +83,19 @@ world_path
 	* Install the git version of minetest (or otherwise install 0.4.13 or other version compatible with the map generators used by chunkymap)
 	such as:
 	#if you have a version before 2016-03-23:
-	rm rename-deprecated.sh
-	wget https://github.com/expertmm/minetest-chunkymap/raw/master/rename-deprecated.sh
-	sudo sh rename-deprecated.sh
+    rm rename-deprecated.sh
+    wget https://github.com/expertmm/minetest-chunkymap/raw/master/rename-deprecated.sh
+    sudo sh rename-deprecated.sh
 	
-rm install-chunkymap-on-ubuntu-from-web.sh
-wget https://github.com/expertmm/minetest-chunkymap/raw/master/install-chunkymap-on-ubuntu-from-web.sh
-chmod +x install-chunkymap-on-ubuntu-from-web.sh
-./install-chunkymap-on-ubuntu-from-web.sh
+    rm install-chunkymap-on-ubuntu-from-web.sh
+    wget https://github.com/expertmm/minetest-chunkymap/raw/master/install-chunkymap-on-ubuntu-from-web.sh
+    chmod +x install-chunkymap-on-ubuntu-from-web.sh
+    ./install-chunkymap-on-ubuntu-from-web.sh
 rm update-chunkymap-on-ubuntu-from-web.sh
 wget https://github.com/expertmm/minetest-chunkymap/raw/master/update-chunkymap-on-ubuntu-from-web.sh
+sleep 1
 chmod +x update-chunkymap-on-ubuntu-from-web.sh
+./update-chunkymap-on-ubuntu-from-web.sh
 	OPTION 2: IF you are using Ubuntu go to a terminal, cd to this directory,  
 	then switch user to the one that will run minetestserver
 	(since install-chunkymap-on-ubuntu.sh DOES replace "/home/owner" with current user's home [replace-with-current-user.py, which is automatically called by install, will change /home/owner to current user's directory in each script that install copies to $HOME/chunkymap])  
diff --git a/update-chunkymap-installer-only.sh b/update-chunkymap-installer-only.sh
index 5965ccc..9083e64 100644
--- a/update-chunkymap-installer-only.sh
+++ b/update-chunkymap-installer-only.sh
@@ -1,8 +1,5 @@
 #!/bin/sh
 cd $HOME
-if [ -d "$HOME/minetest-stuff/minetest-chunkymap" ]; then
-  rm -Rf $HOME/minetest-stuff/minetest-chunkymap
-fi
 CHUNKYMAP_INSTALLER_DIR=$HOME/Downloads/minetest-chunkymap
 if [ ! -d "$HOME/Downloads" ]; then
 	mkdir "$HOME/Downloads"
diff --git a/update-chunkymap-on-ubuntu-from-web.sh b/update-chunkymap-on-ubuntu-from-web.sh
index 7ba41ea..b086361 100644
--- a/update-chunkymap-on-ubuntu-from-web.sh
+++ b/update-chunkymap-on-ubuntu-from-web.sh
@@ -5,13 +5,18 @@ CHUNKYMAP_DEST=$HOME/chunkymap
 if [ ! -d "$HOME/Downloads" ]; then
 	mkdir "$HOME/Downloads"
 fi
+if [ ! -d "$CHUNKYMAP_INSTALLER_DIR" ]; then
+	mkdir "$CHUNKYMAP_INSTALLER_DIR"
+fi
 
 cd "$CHUNKYMAP_DEST"
-rm update-chunkymap-installer-only.sh
+if [ -f update-chunkymap-installer-only.sh ]; then
+  rm update-chunkymap-installer-only.sh
+fi
 wget https://github.com/expertmm/minetest-chunkymap/blob/master/update-chunkymap-installer-only.sh
+sleep 2
 mv -f update-chunkymap-installer-only.sh $CHUNKYMAP_INSTALLER_DIR/
 #Wait to make sure nothing weirdly not finished downloading:
-sleep .2
 cd $HOME
 #cd $CHUNKYMAP_INSTALLER_DIR
 #chmod +x update-chunkymap-installer-only.sh
@@ -29,6 +34,6 @@ cd $HOME
 #else
   sh "$CHUNKYMAP_INSTALLER_DIR/update-chunkymap-installer-only.sh"
   #further instructions are in separate file in case updater was updated (sleep first otherwise file won't be finished writing):
-  sleep .2
+  sleep 2
   sh "$CHUNKYMAP_INSTALLER_DIR/post-update.sh"
 #fi