--- CMakeLists.txt.orig	2025-03-26 20:27:29 UTC
+++ CMakeLists.txt
@@ -47,6 +47,7 @@ endif()
 	add_definitions(-D_SILENCE_CXX17_ADAPTOR_TYPEDEFS_DEPRECATION_WARNING)
 endif()
 
+find_package(OpenSSL REQUIRED)
 find_package(Belr 5.3.0 REQUIRED)
 find_package(BCToolbox 5.3.0 REQUIRED OPTIONAL_COMPONENTS tester)