diff --git a/lua52.spec b/lua52.spec
index 6bba115..36344b0 100644
--- a/lua52.spec
+++ b/lua52.spec
@@ -3,7 +3,7 @@
 
 Name:          lua52
 Version:       5.2.4
-Release:       4mamba
+Release:       5mamba
 Summary:       A powerful light-weight and embeddable programming language
 Group:         Applications/Development
 Vendor:        openmamba
@@ -64,6 +64,7 @@ This package contains static libraries and header files need for development.
 
 %prep
 %setup -q -n lua-%{version}
+%define _default_patch_fuzz 2
 %patch0 -p1 -b .dynlib
 #%patch1 -p1 -b .luapc
 %patch2 -p1
@@ -109,6 +110,11 @@ _EOF
 rm -f %{buildroot}%{_libdir}/liblua.a
 rm -f %{buildroot}%{_libdir}/liblua.so
 
+for f in lua luac; do
+   mv %{buildroot}%{_bindir}/$f %{buildroot}%{_bindir}/${f}-5.2
+   mv %{buildroot}%{_mandir}/man1/$f.1 %{buildroot}%{_mandir}/man1/${f}-5.2.1
+done
+
 %clean
 [ "%{buildroot}" != / ] && rm -rf %{buildroot}
 
@@ -117,12 +123,12 @@ rm -f %{buildroot}%{_libdir}/liblua.so
 
 %files
 %defattr(-,root,root)
-%{_bindir}/lua
-%{_bindir}/luac
+%{_bindir}/lua-5.2
+%{_bindir}/luac-5.2
 %dir %{_datadir}/lua
 #%{_datadir}/lua/*.lua
-%{_mandir}/man1/lua.*
-%{_mandir}/man1/luac.*
+%{_mandir}/man1/lua-5.2.*
+%{_mandir}/man1/luac-5.2.*
 
 %files -n %{libname}
 %defattr(-,root,root)
@@ -139,6 +145,9 @@ rm -f %{buildroot}%{_libdir}/liblua.so
 %doc README doc/*.html doc/*.css doc/*.gif doc/*.png
 
 %changelog
+* Thu Jan 10 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 5.2.4-5mamba
+- rename binaries to fix conflicts with current version
+
 * Sat Mar 19 2016 Silvan Calarco <silvan.calarco@mambasoft.it> 5.2.4-4mamba
 - lua52-devel: don't provide and obsolete lua-devel