diff --git a/ChangeLog b/ChangeLog
index 6cf5e684bd..5e839098d2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Nov  5 00:01:33 2007  Tanaka Akira  <akr@fsij.org>
+
+	* re.c (rb_reg_quote): quote \v as well.
+
 Sun Nov  4 23:51:59 2007  Tanaka Akira  <akr@fsij.org>
 
 	* re.c (rb_reg_initialize_m): use StringValuePtr instead of
diff --git a/re.c b/re.c
index a6b9828a69..573fb2ee3b 100644
--- a/re.c
+++ b/re.c
@@ -1653,7 +1653,7 @@ rb_reg_quote(VALUE str)
 	  case '*': case '.': case '\\':
 	  case '?': case '+': case '^': case '$':
 	  case ' ': case '#':
-	  case '\t': case '\f': case '\n': case '\r':
+	  case '\t': case '\f': case '\v': case '\n': case '\r':
 	    goto meta_found;
 	}
     }
@@ -1705,6 +1705,10 @@ rb_reg_quote(VALUE str)
 	    *t++ = '\\';
 	    *t++ = 'f';
 	    continue;
+	  case '\v':
+	    *t++ = '\\';
+	    *t++ = 'v';
+	    continue;
 	}
 	*t++ = c;
     }