diff --git a/kdesu.spec b/kdesu.spec
index 80cf904..8df64e2 100644
--- a/kdesu.spec
+++ b/kdesu.spec
@@ -29,7 +29,6 @@ BuildRequires:  kpty-devel >= %{_kf5_version}
 BuildRequires:  kservice-devel >= %{_kf5_version}
 BuildRequires:  pkgconfig(Qt5Core) >= 5.2.0
 BuildRequires:  pkgconfig(x11)
-PreReq:         permissions
 Summary:        User interface for running shell commands with root privileges
 License:        LGPL-2.1+
 Group:          System/GUI/KDE
@@ -45,6 +44,7 @@ kdessh use it to interface with su and ssh respectively.
 %package -n %lname
 Summary:        User interface for running shell commands with root privileges
 Group:          System/GUI/KDE
+PreReq:         permissions
 Obsoletes:      libKF5Su4
 
 %description -n %lname
@@ -70,7 +70,7 @@ Development files.
 %setup -q
 
 %build
-  %cmake_kf5 -d build
+  %cmake_kf5 -d build -- -DCMAKE_CXX_FLAGS="%{optflags} -fPIE" -DCMAKE_C_FLAGS="%{optflags} -fPIE" -DCMAKE_SHARED_LINKER_FLAGS="-pie" -DCMAKE_EXE_LINKER_FLAGS="-pie" -DCMAKE_MODULE_LINKER_FLAGS="-pie"
   %make_jobs
 
 %install
@@ -83,7 +83,7 @@ Development files.
 
 %postun -n %lname -p /sbin/ldconfig
 
-%verifyscript
+%verifyscript -n %lname
 %verify_permissions -e %{_kf5_libexecdir}/kdesud
 
 %files -n %lname