diff --git a/src/tokenize.cpp b/src/tokenize.cpp
index db1a7bfa6..eacd46069 100644
--- a/src/tokenize.cpp
+++ b/src/tokenize.cpp
@@ -433,7 +433,7 @@ void Tokenizer::tokenize(std::istream &code, const char FileName[])
     // Remove __asm..
     for (Token *tok = _tokens; tok; tok = tok->next())
     {
-        if (Token::Match(tok->next(), "__asm|asm {"))
+        if (Token::Match(tok->next(), "__asm|_asm|asm {"))
         {
             while (tok->next())
             {
diff --git a/test/testtokenize.cpp b/test/testtokenize.cpp
index 5541130b6..5d16e981f 100644
--- a/test/testtokenize.cpp
+++ b/test/testtokenize.cpp
@@ -230,6 +230,11 @@ private:
             ASSERT_EQUALS("abc def", tokenizeAndStringify(code));
         }
 
+        {
+            const char code[] = "abc _asm { mov ax,bx } def";
+            ASSERT_EQUALS("abc def", tokenizeAndStringify(code));
+        }
+
         {
             const char code[] = "abc __asm { mov ax,bx } def";
             ASSERT_EQUALS("abc def", tokenizeAndStringify(code));