--- external/upstream/libxc/CMakeLists.txt.orig	2024-02-08 21:08:35 UTC
+++ external/upstream/libxc/CMakeLists.txt
@@ -1,4 +1,4 @@
-find_package(Libxc 6.1.0 CONFIG QUIET COMPONENTS C)
+find_package(Libxc REQUIRED CONFIG QUIET COMPONENTS C)
 
 if(${Libxc_FOUND})
     get_property(_loc TARGET Libxc::xc PROPERTY LOCATION)