diff --git a/src/prettify/lang/LangVb.java b/src/prettify/lang/LangVb.java
index 99c96ed..4e42df5 100644
--- a/src/prettify/lang/LangVb.java
+++ b/src/prettify/lang/LangVb.java
@@ -56,7 +56,7 @@
     _shortcutStylePatterns.add(Arrays.asList(new Object[]{Prettify.PR_COMMENT, Pattern.compile("^[\\'\\u2018\\u2019](?:_(?:\r\n?|[^\r]?)|[^\\r\\n_\\u2028\\u2029])*"), null, "'\u2018\u2019"}));
     _fallthroughStylePatterns.add(Arrays.asList(new Object[]{Prettify.PR_KEYWORD, Pattern.compile("^(?:AddHandler|AddressOf|Alias|And|AndAlso|Ansi|As|Assembly|Auto|Boolean|ByRef|Byte|ByVal|Call|Case|Catch|CBool|CByte|CChar|CDate|CDbl|CDec|Char|CInt|Class|CLng|CObj|Const|CShort|CSng|CStr|CType|Date|Decimal|Declare|Default|Delegate|Dim|DirectCast|Do|Double|Each|Else|ElseIf|End|EndIf|Enum|Erase|Error|Event|Exit|Finally|For|Friend|Function|Get|GetType|GoSub|GoTo|Handles|If|Implements|Imports|In|Inherits|Integer|Interface|Is|Let|Lib|Like|Long|Loop|Me|Mod|Module|MustInherit|MustOverride|MyBase|MyClass|Namespace|New|Next|Not|NotInheritable|NotOverridable|Object|On|Option|Optional|Or|OrElse|Overloads|Overridable|Overrides|ParamArray|Preserve|Private|Property|Protected|Public|RaiseEvent|ReadOnly|ReDim|RemoveHandler|Resume|Return|Select|Set|Shadows|Shared|Short|Single|Static|Step|Stop|String|Structure|Sub|SyncLock|Then|Throw|To|Try|TypeOf|Unicode|Until|Variant|Wend|When|While|With|WithEvents|WriteOnly|Xor|EndIf|GoSub|Let|Variant|Wend)\\b", Pattern.CASE_INSENSITIVE), null}));
     // A second comment form
-    _fallthroughStylePatterns.add(Arrays.asList(new Object[]{Prettify.PR_COMMENT, Pattern.compile("^REM[^\\r\\n\\u2028\\u2029]*", Pattern.CASE_INSENSITIVE)}));
+    _fallthroughStylePatterns.add(Arrays.asList(new Object[]{Prettify.PR_COMMENT, Pattern.compile("^REM\\b[^\\r\\n\\u2028\\u2029]*", Pattern.CASE_INSENSITIVE)}));
     // A boolean, numeric, or date literal.
     _fallthroughStylePatterns.add(Arrays.asList(new Object[]{Prettify.PR_LITERAL, Pattern.compile("^(?:True\\b|False\\b|Nothing\\b|\\d+(?:E[+\\-]?\\d+[FRD]?|[FRDSIL])?|(?:&H[0-9A-F]+|&O[0-7]+)[SIL]?|\\d*\\.\\d+(?:E[+\\-]?\\d+)?[FRD]?|#\\s+(?:\\d+[\\-\\/]\\d+[\\-\\/]\\d+(?:\\s+\\d+:\\d+(?::\\d+)?(\\s*(?:AM|PM))?)?|\\d+:\\d+(?::\\d+)?(\\s*(?:AM|PM))?)\\s+#)", Pattern.CASE_INSENSITIVE)}));
     // An identifier?
diff --git a/test/prettify/PrettifyTest/result/issue27.txt b/test/prettify/PrettifyTest/result/issue27.txt
index 49d93ae..9eefc68 100644
--- a/test/prettify/PrettifyTest/result/issue27.txt
+++ b/test/prettify/PrettifyTest/result/issue27.txt
@@ -28,6 +28,9 @@
 
         `END`COM' This prints out: ".`END`PLN
         Console`END`PUN.`END`PLNWriteLine`END`PUN(`END`STR""""c`END`PUN)`END`PLN
+
+        `END`COMREM an old-style comment`END`PLN
+        REMOVE`END`PUN(`END`PLNnot_a_comment`END`PUN)`END`PLN
     `END`KWDEnd`END`PLN `END`KWDSub`END`PLN
 `END`KWDEnd`END`PLN `END`KWDModule`END`PLN
 
diff --git a/test/prettify/PrettifyTest/source/issue27.txt b/test/prettify/PrettifyTest/source/issue27.txt
index 0045f4a..9f21992 100644
--- a/test/prettify/PrettifyTest/source/issue27.txt
+++ b/test/prettify/PrettifyTest/source/issue27.txt
@@ -28,6 +28,9 @@
 
         ' This prints out: ".
         Console.WriteLine(""""c)
+
+        REM an old-style comment
+        REMOVE(not_a_comment)
     End Sub
 End Module