diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index 36d9d6480..6f98ee066 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -53,7 +53,7 @@ else()
 endif()
 
 # --- boost ---
-find_package(Boost 1.82.0 QUIET)
+find_package(Boost 1.82.0 CONFIG QUIET)
 if(NOT Boost_FOUND)
   message(STATUS "Using vendored boost_unordered header")