diff --git a/ChangeLog b/ChangeLog
index 0f5baac..4452b2b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
-* Mon Dec 20 2004 Marc Waeckerlin <marc@waeckerlin.org> - mrw-c++-1.4.1 (mrw)
+* Mon Dec 20 2004 Marc Waeckerlin <marc@waeckerlin.org> - mrw-c++-1.5.0 (mrw)
 	- documentation updated, new groups
 	- WARNING: mrw::min and mrw::max are deprecated
+	- WARNING: string extensions now throw exceptions (if conversion fails)
 * Sat Dec 18 2004 Marc Waeckerlin <marc@waeckerlin.org> - mrw-c++-1.4.0 (mrw)
 	- WARNING: Don't use mrw::Exec and mrw::Pipes from the following
 	           releases:
diff --git a/NEWS b/NEWS
index f1c5fac..d4b37e7 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+2004-12-20
+
+Warning: Interface change!
+
+Conversion from string mrw::to<> and string operator>> throw exception
+in case of failure!
+
 2004-12-17
 
 The new implementation of Exec was not so stable, now it works perfectly.
@@ -12,7 +19,15 @@ process.
 2004-12-10:
 
 Added a new library for handling regular expressions (because using
-boost resultet in link errors and I hate that damned "jam" bullshit).
+boost resultet in link errors
+
+UPDATE:
+
+Found the source of boost problem: It's kdevelops fault, kdevelop
+disables C++ by default (-fno-exception -fno-rtti)! The regexp library
+still remains, but may be deleted in future, if I think that boost's
+is better. Customer feedback is welcome, please tell me if you need my
+implementation.
 
 2004-10-13:
 
diff --git a/configure.in b/configure.in
index 1aa935f..c031552 100644
--- a/configure.in
+++ b/configure.in
@@ -13,8 +13,8 @@
 AC_INIT([mrw/mrw.hpp.in])
 PACKAGENAME=mrw-c++
 m4_define(x_major, 1)
-m4_define(x_minor, 4)
-m4_define(x_least, 1)
+m4_define(x_minor, 5)
+m4_define(x_least, 0)
 AM_INIT_AUTOMAKE(@PACKAGENAME@, @MAJOR@.@MINOR@.@LEAST@, [marc@waeckerlin.org])
 
 # copy M4 to shell