diff --git a/src/frontends/xforms/ChangeLog b/src/frontends/xforms/ChangeLog
index dee32eaca8..a501337736 100644
--- a/src/frontends/xforms/ChangeLog
+++ b/src/frontends/xforms/ChangeLog
@@ -1,3 +1,8 @@
+2001-04-20  Jean-Marc Lasgouttes  <Jean-Marc.Lasgouttes@inria.fr>
+
+	* xforms_helpers.C (formatted): do not use string::substr(1) on a
+	string of length 1 !
+
 2001-04-16  Allan Rae  <rae@lyx.org>
 
 	* xforms_helpers.C (formatted): 
diff --git a/src/frontends/xforms/xforms_helpers.C b/src/frontends/xforms/xforms_helpers.C
index ad545ce042..9f714c78c6 100644
--- a/src/frontends/xforms/xforms_helpers.C
+++ b/src/frontends/xforms/xforms_helpers.C
@@ -71,7 +71,7 @@ string formatted(string const & sin, int w, int size, int style)
 		char c = word[0];
 		if (c == '\n') {
 			sout += line + '\n';
-			word = word.substr(1);
+			word.erase(0,1);
 			line_plus_word.erase();
 			line.erase();
 		}