diff --git a/ghostscript.spec b/ghostscript.spec
index 4fb4392..1d88b5a 100644
--- a/ghostscript.spec
+++ b/ghostscript.spec
@@ -2,8 +2,8 @@
 %define dirver %(echo %version | tr -d .)
 
 Name:          ghostscript
-Version:       9.27
-Release:       2mamba
+Version:       9.50
+Release:       1mamba
 Summary:       The GPL release of the Ghostscript interpreter
 Group:         Applications/Publishing
 Vendor:        openmamba
@@ -51,6 +51,7 @@ BuildRequires: libz-devel
 BuildRequires: libkrb5-devel
 BuildRequires: libtasn1-devel
 BuildRequires: libtool >= 1.5.22
+BuildRequires: libjbig2dec-devel
 %if "%{stage1}" != "1"
 BuildRequires: libGLUT-devel
 BuildRequires: libSDL-devel
@@ -297,6 +298,9 @@ rm -f %{buildroot}%{_datadir}/ghostscript/%{version}/doc
 %{_libdir}/ghostscript/*/X11.so
 
 %changelog
+* Tue Nov 05 2019 Automatic Build System <autodist@mambasoft.it> 9.50-1mamba
+- automatic version update by autodist
+
 * Wed Aug 14 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 9.27-2mamba
 - rebuilt