diff --git a/tools/sqf_validator.py b/tools/sqf_validator.py
index 7e7c0183d6..7414d7d715 100644
--- a/tools/sqf_validator.py
+++ b/tools/sqf_validator.py
@@ -109,7 +109,10 @@ def check_sqf_syntax(filepath):
                                 print("ERROR: Possible missing curly brace '}}' detected at {0} Line number: {1}".format(filepath,lineNumber))
                                 bad_count_file += 1
                             brackets_list.append('}')
-
+                        elif (c== '\t'):
+                            print("ERROR: Tab detected at {0} Line number: {1}".format(filepath,lineNumber))
+                            bad_count_file += 1
+                            
                         if (checkForSemiColumn):
                             if (c not in [' ', '\t', '\n', '/']): # keep reading until no white space or comments
                                 checkForSemiColumn = False