diff --git a/screen.spec b/screen.spec
index a636408..ace6588 100644
--- a/screen.spec
+++ b/screen.spec
@@ -1,6 +1,6 @@
 Name:          screen
-Version:       4.8.0
-Release:       4mamba
+Version:       4.9.1
+Release:       1mamba
 Summary:       A screen manager that multiplexes a physical terminal between several processes
 Group:         Applications/Shells
 Vendor:        openmamba
@@ -25,6 +25,7 @@ BuildRequires: glibc-devel
 BuildRequires: libncurses-devel
 BuildRequires: libpam-devel
 BuildRequires: libutempter-devel
+BuildRequires: libxcrypt-devel
 ## AUTOBUILDREQ-END
 #BuildConflicts: libtermcap-devel
 BuildRequires: autoconf
@@ -39,12 +40,14 @@ Screen is a full-screen window manager that multiplexes a physical terminal betw
 %prep
 %setup -q
 #%patch0 -p1
-%patch1 -p1
+%patch 1 -p1
 #%patch2 -p1
 #%patch3 -p0
 #%patch4 -p1
 #%patch5 -p1
-%patch6 -p1
+%patch 6 -p1
+
+./autogen.sh
 
 %build
 %configure \
@@ -103,6 +106,9 @@ exit 0
 #% doc doc/README.DOTSCREEN 
 
 %changelog
+* Fri Aug 18 2023 Automatic Build System <autodist@mambasoft.it> 4.9.1-1mamba
+- automatic version update by autodist
+
 * Mon Jul 05 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 4.8.0-4mamba
 - added screenrc patch to support mouse wheel scroll; added debug package