diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 717340e..713f712 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -15,6 +15,10 @@ target_sources(${PROJECT_NAME}_lib
 unset(sources_src)
 unset(headers_src)
 
+# Older CMake versions apparently need this, but I don't know in which version
+# it changed. Theoretically Boost::dynamic_linking should take care of it.
+add_compile_definitions("BOOST_LOG_DYN_LINK")
+
 target_link_libraries(${PROJECT_NAME}_lib
   PUBLIC
   Boost::dynamic_linking