diff --git a/src/source.cc b/src/source.cc
index 35da2c2..3b8b29f 100644
--- a/src/source.cc
+++ b/src/source.cc
@@ -1576,7 +1576,7 @@ bool Source::View::on_key_press_event_basic(GdkEventKey* key) {
     while(!end_sentence_iter.starts_line() && 
           (*end_sentence_iter==' ' || *end_sentence_iter=='\t' || end_sentence_iter.ends_line()) &&
           end_sentence_iter.backward_char()) {}
-    if(!end_sentence_iter.ends_line() && !end_sentence_iter.starts_line())
+    if(!end_sentence_iter.ends_line() && *end_sentence_iter!=' ' && *end_sentence_iter!='\t')
       end_sentence_iter.forward_char();
     if(iter==end_line_iter) {
       if((key->state&GDK_SHIFT_MASK)>0)