diff --git a/debhelper.spec b/debhelper.spec
index c147ba3..c6fb301 100644
--- a/debhelper.spec
+++ b/debhelper.spec
@@ -1,5 +1,5 @@
 Name:          debhelper
-Version:       13.11.5
+Version:       13.11.6
 Release:       1mamba
 Summary:       Auxiliary programs for debian/rules
 Group:         Development/Tools
@@ -23,14 +23,14 @@ Auxiliary programs for debian/rules.
 #% debug_package
 
 %prep
-%setup -q -n %{name}
+%setup -q -c
 
 %build
-%make
+%make -C work
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%makeinstall
+%makeinstall -C work
 
 #%find_lang %{name} || touch %{name}.lang
 
@@ -49,6 +49,9 @@ Auxiliary programs for debian/rules.
 %{_datadir}/debhelper/autoscripts/*
 
 %changelog
+* Sat Sep 09 2023 Automatic Build System <autodist@mambasoft.it> 13.11.6-1mamba
+- automatic version update by autodist
+
 * Tue Aug 15 2023 Automatic Build System <autodist@mambasoft.it> 13.11.5-1mamba
 - automatic version update by autodist