diff --git a/src/SOFIE_core/src/SOFIE_common.cxx b/src/SOFIE_core/src/SOFIE_common.cxx
index ad74313..7703287 100644
--- a/src/SOFIE_core/src/SOFIE_common.cxx
+++ b/src/SOFIE_core/src/SOFIE_common.cxx
@@ -394,6 +394,7 @@ void UTILITY::UnidirectionalBroadcast(const std::vector<bool> & data, const std:
 std::string UTILITY::Clean_name(std::string input_tensor_name){
    std::string s (input_tensor_name);
    std::replace( s.begin(), s.end(), '-', '_');
+   std::replace( s.begin(), s.end(), '.', '_'); 
    // replace all non-alpohanumeric character except for "_"
    s.erase(std::remove_if(s.begin(), s.end(), []( char const& c ) -> bool { return !std::isalnum(c) && c != '_'; } ), s.end());
    return s;