diff --git a/build/CMakeLists.txt b/build/CMakeLists.txt
index 2bedd3399..03263d606 100644
--- a/build/CMakeLists.txt
+++ b/build/CMakeLists.txt
@@ -52,6 +52,3 @@ bc_generate_rpm_specfile("rpm/liblinphone.spec.cmake" "${PROJECT_SOURCE_DIR}/lib
 include(CPack)
 
 
-install(FILES rpm/lp-autoanswer.service DESTINATION ${CMAKE_INSTALL_PREFIX}/lib/systemd/system)
-install(FILES rpm/lp-autoanswer.conf DESTINATION ${CMAKE_INSTALL_PREFIX}/etc/sysconfig
-	RENAME lp-autoanswer)
diff --git a/build/rpm/liblinphone.spec.cmake b/build/rpm/liblinphone.spec.cmake
index 327480923..79af78e00 100755
--- a/build/rpm/liblinphone.spec.cmake
+++ b/build/rpm/liblinphone.spec.cmake
@@ -69,6 +69,12 @@ make %{?_smp_mflags}
 %install
 make install DESTDIR=%{buildroot}
 
+mkdir -p $RPM_BUILD_ROOT/lib/systemd/system
+mkdir -p $RPM_BUILD_ROOT/etc/sysconfig
+install -p -m 0644 build/rpm/lp-autoanswer.service $RPM_BUILD_ROOT/lib/systemd/system
+install -p -m 0644 build/rpm/lp-autoanswer.conf $RPM_BUILD_ROOT/etc/sysconfig
+mv $RPM_BUILD_ROOT/etc/sysconfig/lp-autoanswer.conf $RPM_BUILD_ROOT/etc/sysconfig/lp-autoanswer
+
 %check
 #%{ctest_name} -V %{?_smp_mflags}
 
@@ -89,6 +95,8 @@ rm -rf $RPM_BUILD_ROOT
 #%{_mandir}/*
 %{_datadir}/linphone
 %{_datadir}/sounds/linphone
+/etc/sysconfig/lp-autoanswer
+/lib/systemd/system/lp-autoanswer.service
 
 %files devel
 %defattr(-,root,root)
diff --git a/build/rpm/lp-autoanswer.service b/build/rpm/lp-autoanswer.service
index 1bb24ad6c..d78e04474 100644
--- a/build/rpm/lp-autoanswer.service
+++ b/build/rpm/lp-autoanswer.service
@@ -5,7 +5,7 @@ After=network.target
 [Service]
 Type=simple
 EnvironmentFile=/etc/sysconfig/lp-autoanswer
-ExecStart=/usr/bin/lp-auto-answer $OPTIONS
+ExecStart=/opt/com.belledonne-communications/linphone/bin/lp-auto-answer $OPTIONS
 
 [Install]
 WantedBy=multi-user.target