diff --git a/Others/PasswordGen.java b/Others/PasswordGen.java
index 8d49e6c65633..c41768ad0685 100644
--- a/Others/PasswordGen.java
+++ b/Others/PasswordGen.java
@@ -35,13 +35,13 @@ static String generatePassword(int min_length, int max_length) {
 
         // Inbuilt method to randomly shuffle a elements of a list
         Collections.shuffle(letters);
-        String password = "";
+       StringBuilder password = new StringBuilder();
 
         // Note that size of the password is also random
         for (int i = random.nextInt(max_length - min_length) + min_length; i > 0; --i) {
-            password += letters.get(random.nextInt(letters.size()));
+            password .append( letters.get(random.nextInt(letters.size())));
         }
 
-        return password;
+        return password.toString();
     }
 }
diff --git a/README.md b/README.md
index d2a467239faa..c77db447f709 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ You can run and edit the algorithms or contribute to them using Gitpod.io, a fre
 [![Open in Gitpod](https://gitpod.io/button/open-in-gitpod.svg)](https://gitpod.io/#https://github.com/TheAlgorithms/Java)
 
 
-### All algorithms are implemented in Java (for education purposes)
+### All algorithms are implemented in Java (for educational purposes)
 These implementations are for learning purposes. The implementations may be less efficient than the Java standard library.
 
 ## Contribution Guidelines