diff --git a/Phys/FunTuple/src/FunTuple.cpp b/Phys/FunTuple/src/FunTuple.cpp
index e46af994bfcf3609f18768bd537c5ebf380671b2..e876f235b782a0e29d50ab381c1f231f294f7496 100755
--- a/Phys/FunTuple/src/FunTuple.cpp
+++ b/Phys/FunTuple/src/FunTuple.cpp
@@ -262,7 +262,7 @@ namespace LHCb {
 
     // list the supported types
     const auto map_valtype_callcolfun =
-        make_map<short int, unsigned short int, int, unsigned int, long int, unsigned long int, long long int,
+        make_map<bool, short int, unsigned short int, int, unsigned int, long int, unsigned long int, long long int,
                  unsigned long long int, SIMDWrapper::scalar::int_v, float, double, SIMDWrapper::scalar::float_v,
                  Gaudi::LorentzVector, Gaudi::XYZVector, Gaudi::XYZPoint, Gaudi::SymMatrix3x3, Gaudi::SymMatrix4x4,
                  Gaudi::SymMatrix5x5, std::vector<double>, std::vector<float>, LHCb::LinAlg::Vec<double, 3>,