diff --git a/cmake/setcap.cmake b/cmake/setcap.cmake
index bd146ae9c..3cbed71e9 100644
--- a/cmake/setcap.cmake
+++ b/cmake/setcap.cmake
@@ -5,7 +5,7 @@ install(CODE "execute_process(
 		COMMAND
 				${SETCAP_EXECUTABLE}
 				${caps}
-				${CMAKE_INSTALL_PREFIX}/${file}
+				\$ENV{DESTDIR}/${CMAKE_INSTALL_PREFIX}/${file}
 		RESULT_VARIABLE
 				_SETCAP_RESULT
 		)
diff --git a/debian/darling.install b/debian/darling.install
index ff8c6dd67..049429f90 100644
--- a/debian/darling.install
+++ b/debian/darling.install
@@ -1,2 +1 @@
-usr
 tools/shutdown-user.sh usr/lib/darling