diff --git a/mupdf.spec b/mupdf.spec
index a70380b..7ae0762 100644
--- a/mupdf.spec
+++ b/mupdf.spec
@@ -1,5 +1,5 @@
 Name:          mupdf
-Version:       1.11
+Version:       1.12.0
 Release:       1mamba
 Summary:       A lightweight PDF, XPS, and E-book viewer
 Group:         Graphical Desktop/Applications/Publishing
@@ -61,6 +61,7 @@ This package contains libraries and header files for developing applications tha
 %files
 %defattr(-,root,root)
 %{_bindir}/mujstest
+%{_bindir}/mjsgen
 %{_bindir}/mupdf-gl
 %{_bindir}/mupdf-x11
 %{_bindir}/mupdf-x11-curl
@@ -86,6 +87,9 @@ This package contains libraries and header files for developing applications tha
 
 
 %changelog
+* Sat Jan 13 2018 Automatic Build System <autodist@mambasoft.it> 1.12.0-1mamba
+- automatic version update by autodist
+
 * Wed Apr 12 2017 Automatic Build System <autodist@mambasoft.it> 1.11-1mamba
 - automatic version update by autodist