diff --git a/README.md b/README.md
index 53164936..cbea64aa 100644
--- a/README.md
+++ b/README.md
@@ -35,10 +35,12 @@ call the new file ``app.py``.
 Create a PostgreSQL database called *devicehub* by running 
 [create-db](examples/create-db.sh):
  
-- In a Debian 9 terminal, execute the following two commands:
+- In a Debian 9 bash terminal, execute the following two commands:
   1. `sudo su - postgres`.
-  2. `bash examples/create-db.sh devicehub`.
-- In MacOS: `examples/create-db.sh devicehub`.
+  2. `bash examples/create-db.sh devicehub dhub`, 
+     and password `ereuse`.
+- In MacOS: `bash examples/create-db.sh devicehub dhub`, 
+  and password `ereuse`.
 
 Create the tables in the database by executing in the same directory 
 where `app.py` is:
@@ -85,7 +87,8 @@ To run the tests you will need to:
 1. `git clone` this project.
 2. Create a database for testing executing `create-db.sh` like
    the normal installation but changing the first parameter
-   from `devicehub` to `dh_test`: `create-db.sh dh_test`.
+   from `devicehub` to `dh_test`: `create-db.sh dh_test dhub` and
+   password `ereuse`.
 3. Execute at the root folder of the project `python3 setup.py test`.
 
 ## Generating the docs
diff --git a/examples/create-db.sh b/examples/create-db.sh
index b74fa7b0..f9848904 100644
--- a/examples/create-db.sh
+++ b/examples/create-db.sh
@@ -1,9 +1,13 @@
 #!/usr/bin/env bash
 # Creates a database, user, and extensions to use Devicehub
+# $1 is the database to create
+# $2 is the user to create and give full permissions on the database
+# This script asks for the password of such user
 
+read -s -p "Password for $2": pass
 createdb $1  # Create main database
-psql -d $1 -c "CREATE USER dhub WITH PASSWORD 'ereuse';" # Create user Devicehub uses to access db
-psql -d $1 -c "GRANT ALL PRIVILEGES ON DATABASE $1 TO dhub;" # Give access to the db
+psql -d $1 -c "CREATE USER $2 WITH PASSWORD '$pass';" # Create user Devicehub uses to access db
+psql -d $1 -c "GRANT ALL PRIVILEGES ON DATABASE $1 TO $2;" # Give access to the db
 psql -d $1 -c "CREATE EXTENSION pgcrypto SCHEMA public;" # Enable pgcrypto
 psql -d $1 -c "CREATE EXTENSION ltree SCHEMA public;" # Enable ltree
 psql -d $1 -c "CREATE EXTENSION citext SCHEMA public;" # Enable citext