diff --git a/login-sessions/install-sessions.sh.cmake b/login-sessions/install-sessions.sh.cmake
--- a/login-sessions/install-sessions.sh.cmake
+++ b/login-sessions/install-sessions.sh.cmake
@@ -1,7 +1,7 @@
 #!/bin/sh
 set -e
 
-install @CMAKE_CURRENT_BINARY_DIR@/plasmax11-dev.desktop /usr/share/xsessions/
-install @CMAKE_CURRENT_BINARY_DIR@/plasmawayland-dev.desktop /usr/share/wayland-sessions/
+sudo install @CMAKE_CURRENT_BINARY_DIR@/plasmax11-dev.desktop /usr/share/xsessions/
+sudo install @CMAKE_CURRENT_BINARY_DIR@/plasmawayland-dev.desktop /usr/share/wayland-sessions/
 install @CMAKE_BINARY_DIR@/prefix.sh @CMAKE_INSTALL_FULL_LIBEXECDIR@/plasma-dev-prefix.sh
 install @CMAKE_CURRENT_BINARY_DIR@/startplasma-dev.sh @CMAKE_INSTALL_FULL_LIBEXECDIR@