diff --git a/bob/learn/activation/version.cpp b/bob/learn/activation/version.cpp
index 82a5f3b10b95c918f2fb230fa094dda4d7b5196b..7f006b80ed0ba30c5b555883a5fc7bb51f679403 100644
--- a/bob/learn/activation/version.cpp
+++ b/bob/learn/activation/version.cpp
@@ -115,7 +115,6 @@ static PyObject* build_version_dictionary() {
   if (!retval) return 0;
   auto retval_ = make_safe(retval);
 
-  if (!dict_steal(retval, "Bob", bob_core_version())) return 0;
   if (!dict_set(retval, "Blitz++", BZ_VERSION)) return 0;
   if (!dict_steal(retval, "Boost", boost_version())) return 0;
   if (!dict_steal(retval, "Compiler", compiler_version())) return 0;