diff --git a/FindLibreSSL.cmake b/FindLibreSSL.cmake
index d87b96eb36..6bdc069d36 100644
--- a/FindLibreSSL.cmake
+++ b/FindLibreSSL.cmake
@@ -66,6 +66,8 @@ Set LIBRESSL_ROOT_DIR to the root directory of an LibreSSL installation.
 
 ]=======================================================================]
 
+INCLUDE(FindPackageHandleStandardArgs)
+
 # Set Hints
 set(_LIBRESSL_ROOT_HINTS
     ${LIBRESSL_ROOT_DIR}