diff --git a/snowball.spec b/snowball.spec
index af8e526..a0a0f12 100644
--- a/snowball.spec
+++ b/snowball.spec
@@ -1,6 +1,6 @@
 Name:          snowball
 Version:       0.20170814git
-Release:       1mamba
+Release:       2mamba
 Summary:       Snowball compiler and stemming algorithms
 Group:         System/Libraries
 Vendor:        openmamba
@@ -53,7 +53,7 @@ for f in snowball stemwords; do
 done
 
 install -D -m0644 include/libstemmer.h %{buildroot}%{_includedir}/libstemmer.h
-install -D -m0644 libstemmer.so.0.0.0 %{buildroot}%{_libdir}/libstemmer.so.0.0.0
+install -D -m0755 libstemmer.so.0.0.0 %{buildroot}%{_libdir}/libstemmer.so.0.0.0
 ln -s libstemmer.so.0.0.0 %{buildroot}%{_libdir}/libstemmer.so.0
 ln -s libstemmer.so.0 %{buildroot}%{_libdir}/libstemmer.so
 
@@ -81,5 +81,8 @@ ln -s libstemmer.so.0 %{buildroot}%{_libdir}/libstemmer.so
 
 
 %changelog
+* Thu Dec 17 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.20170814git-2mamba
+- fixed permissions of shared library
+
 * Mon Aug 14 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 0.20170814git-1mamba
 - package created using the webbuild interface