diff --git a/Framework/Core/include/Framework/ASoA.h b/Framework/Core/include/Framework/ASoA.h
index 6ff77f8facaec..a21532e42e692 100644
--- a/Framework/Core/include/Framework/ASoA.h
+++ b/Framework/Core/include/Framework/ASoA.h
@@ -12,6 +12,10 @@
 #ifndef O2_FRAMEWORK_ASOA_H_
 #define O2_FRAMEWORK_ASOA_H_
 
+#if defined(__CLING__)
+#error "Please do not include this file in ROOT dictionary generation"
+#endif
+
 #include "Framework/ConcreteDataMatcher.h"
 #include "Framework/Pack.h"                   // IWYU pragma: export
 #include "Framework/FunctionalHelpers.h"      // IWYU pragma: export