diff --git a/lib/V8/V8LineEditor.cpp b/lib/V8/V8LineEditor.cpp
index e33dcc8c6a..5fad9e5f23 100644
--- a/lib/V8/V8LineEditor.cpp
+++ b/lib/V8/V8LineEditor.cpp
@@ -166,7 +166,7 @@ bool V8Completer::isComplete (std::string const& source, size_t lineno) {
     else if (state == SINGLE_COMMENT) {
       ++ptr;
 
-      if (ptr == end) {
+      if (ptr == end || *ptr == '\n') {
         state = NORMAL;
         --openComments;
       }