diff --git a/kscreenlocker.spec b/kscreenlocker.spec
index aa47c16..c7248a9 100644
--- a/kscreenlocker.spec
+++ b/kscreenlocker.spec
@@ -2,7 +2,7 @@
 
 Name:          kscreenlocker
 Version:       5.13.4
-Release:       1mamba
+Release:       2mamba
 Summary:       KDE Frameworks 5 screen locker
 Group:         System/Libraries
 Vendor:        openmamba
@@ -128,7 +128,7 @@ exit 0
 %defattr(-,root,root)
 %{_libdir}/libKScreenLocker.so.*
 %{_libdir}/qt5/plugins/screenlocker_kcm.so
-%{_libexecdir}/kcheckpass
+%attr(0755,root,root) %{_libexecdir}/kcheckpass
 %{_libexecdir}/kscreenlocker_greet
 
 %files -n lib%{name}-devel
@@ -142,6 +142,9 @@ exit 0
 %{_libdir}/libKScreenLocker.so
 
 %changelog
+* Tue Aug 14 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 5.13.4-2mamba
+- give suuid permissions to kcheckpass to fix (again) screen unlocking
+
 * Fri Aug 03 2018 Automatic Build System <autodist@mambasoft.it> 5.13.4-1mamba
 - automatic version update by autodist