--- psi4/CMakeLists.txt.orig	2022-12-06 22:09:19 UTC
+++ psi4/CMakeLists.txt
@@ -207,7 +207,7 @@ else()
     message(STATUS "Disabled BrianQC")
 endif()
 
-find_package(Libxc 6.0.0 CONFIG COMPONENTS C)
+find_package(Libxc REQUIRED CONFIG COMPONENTS C)
 if(NOT ${Libxc_FOUND})
     find_package(Libxc 5.1.2 CONFIG REQUIRED COMPONENTS C)
 endif()
