1 files changed, 5 insertions, 5 deletions
diff --git a/chapter02/docs/02-grammar.md b/chapter02/docs/02-grammar.md
index 1a1e1239..ce875eda 100644
--- a/chapter02/docs/02-grammar.md
+++ b/chapter02/docs/02-grammar.md
@@ -14,11 +14,11 @@ statement
 expression
     : additiveExpression
     ;
-    
+
 additiveExpression
-    : multiplicativeExpression (('+' | '-') multiplicativeExpression)*    
+    : multiplicativeExpression (('+' | '-') multiplicativeExpression)*
     ;
-    
+
 multiplicativeExpression
     : unaryExpression (('*' | '/') unaryExpression)*
     ;
@@ -36,5 +36,5 @@ primaryExpression
 INTEGER_LITERAL
     : [1-9][0-9]*
     | [0]
-    ;    
-```
-\ No newline at end of file
+    ;
+```