diff --git a/README.md b/README.md
index 37d12cc..6728987 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,8 @@ We have tested these PoCs on **Kali Linux**
 git clone https://github.com/hexway/apple_bleee.git && cd ./apple_bleee
 # install dependencies
 sudo apt update && sudo apt install -y bluez libpcap-dev libev-dev libnl-3-dev libnl-genl-3-dev libnl-route-3-dev cmake libbluetooth-dev
+# For the bluetooth scripts, you need to do 
+  ```sudo apt-get install python3-bluez```
 sudo pip3 install -r requirements.txt
 # clone and install owl for AWDL interface
 git clone https://github.com/seemoo-lab/owl.git && cd ./owl && git submodule update --init && mkdir build && cd build && cmake .. && make && sudo make install && cd ../..
@@ -190,3 +192,4 @@ Please find details [here](/hash2phone)
 
 [https://hexway.io](https://hexway.io)<br>
 [@_hexway](https://twitter.com/_hexway)
+
diff --git a/hash2phone/README.md b/hash2phone/README.md
index 5082158..bac0873 100644
--- a/hash2phone/README.md
+++ b/hash2phone/README.md
@@ -25,7 +25,8 @@ sudo -u postgres psql < db_init.sql
 Place lookup script into webserver directory:
 
 ```
-cp map_hash_num.php /var/www/html/
+cp map_hash_num.php /var/www/html/ # postgres version
+cp map_hash_num_sqlite.php /var/www/html/ # sqlite version
 ```
 
 - SQLite
@@ -54,6 +55,7 @@ Now you can get mobile phones by 3 bytes of SHA256(phone_number) this way:
 
 ```
 http://127.0.0.1/map_hash_num.php?hash=112233
+http://127.0.0.1/map_hash_num_sqlite.php?hash=112233
 ```
 
 ![ph_candidates](img/hash_api.png)
diff --git a/hash2phone/hashmap_gen.py b/hash2phone/hashmap_gen.py
index 45e552b..febcb91 100644
--- a/hash2phone/hashmap_gen.py
+++ b/hash2phone/hashmap_gen.py
@@ -14,7 +14,7 @@
 if len(sys.argv)!=2:
 	print("\nUsage:\t",sys.argv[0],"<4-digit phone prefix>")
 	print("\nEx.:Calculate hashmap for range +12130000000 -- +12139999999:")
-  print(sys.argv[0],"1213")
+	print(sys.argv[0],"1213")
 	print("\n\n");
 	sys.exit()
 
@@ -38,12 +38,15 @@
     if num % 100000 == 0:
         print(100-(stop_num-num)/100000,"% complete")
         connection.commit()
-    strnum = str(num)
+    strnum = str(num).encode('utf-8')
     m = hashlib.sha256()
     m.update(strnum)
-    hash= m.digest().encode("hex")[0:6]
-
-    record_to_insert = ("\\x"+hash, strnum)
+    bhash = m.digest()
+    strhash = str(bhash).encode()
+    #print(strhash)  #These are optional if you want to see it work
+    #print(strnum)
+    record_to_insert = (strhash, num)
+    #print(record_to_insert)
     cursor.execute(postgres_insert_query, record_to_insert)
 
 
@@ -52,4 +55,3 @@
 connection.commit()
 print("last num:\t", strnum)
 print("done!")
-