diff --git a/include/ada/common_defs.h b/include/ada/common_defs.h
index 2ebeb006e..30a1ae99b 100644
--- a/include/ada/common_defs.h
+++ b/include/ada/common_defs.h
@@ -5,6 +5,10 @@
 #ifndef ADA_COMMON_DEFS_H
 #define ADA_COMMON_DEFS_H
 
+// https://en.cppreference.com/w/cpp/feature_test#Library_features
+// detect C++20 features
+#include <version>
+
 #ifdef _MSC_VER
 #define ADA_VISUAL_STUDIO 1
 /**