1 files changed, 7 insertions, 7 deletions
diff --git a/chapter03/docs/03-grammar.md b/chapter03/docs/03-grammar.md
index 2a6d4c1b..14a7d5fa 100644
--- a/chapter03/docs/03-grammar.md
+++ b/chapter03/docs/03-grammar.md
@@ -10,7 +10,7 @@ program
 statement
     : returnStatement
     | declStatement
-    | blockStatment 
+    | blockStatment
     | expressionStatement
     | metaStatement
     ;
@@ -38,11 +38,11 @@ returnStatement
 expression
     : additiveExpression
     ;
-    
+
 additiveExpression
-    : multiplicativeExpression (('+' | '-') multiplicativeExpression)*    
+    : multiplicativeExpression (('+' | '-') multiplicativeExpression)*
     ;
-    
+
 multiplicativeExpression
     : unaryExpression (('*' | '/') unaryExpression)*
     ;
@@ -62,11 +62,11 @@ INTEGER_LITERAL
     : [1-9][0-9]*
     | [0]
     ;
-    
+
 IDENTIFIER
     : NON_DIGIT (NON_DIGIT | DIGIT)*
     ;
-    
+
 NON_DIGIT: [a-zA-Z_];
 DEC_DIGIT: [0-9];
-```
-\ No newline at end of file
+```