diff --git a/java.html.markdown b/java.html.markdown
index 20156365..fc7383d8 100644
--- a/java.html.markdown
+++ b/java.html.markdown
@@ -126,8 +126,8 @@ public class LearnJava {
         // <name1> = <name2> = <name3> = <val>
         int barInt1, barInt2, barInt3;
         barInt1 = barInt2 = barInt3 = 1;
-	// Shorthand for multiple declarations
-	int barInt4 = 1, barInt5 = 2; 
+        // Shorthand for multiple declarations
+        int barInt4 = 1, barInt5 = 2; 
 
 
         /*
@@ -310,8 +310,8 @@ public class LearnJava {
         ///////////////////////////////////////
         System.out.println("\n->Operators");
 
-	int i1 = 1, i2 = 2;
-	
+        int i1 = 1, i2 = 2;
+
         // Arithmetic is straightforward
         System.out.println("1+2 = " + (i1 + i2)); // => 3
         System.out.println("2-1 = " + (i2 - i1)); // => 1
@@ -543,7 +543,7 @@ public class LearnJava {
         // is called when the anonymous inner class is created.
         // This does not only work for Collections, it works for all
         // non-final classes.
-        
+
 
         // Another option was to initialize the Collection from an array,
         // using Arrays.asList() method:
@@ -926,7 +926,7 @@ import java.security.SecureRandom;
 public class Lambdas {
     public static void main(String[] args) {
         // Lambda declaration syntax:
-	// <zero or more parameters> -> <expression body or statement block>
+        // <zero or more parameters> -> <expression body or statement block>
 
         // We will use this hashmap in our examples below.
         Map<String, String> planets = new HashMap<>();