diff --git a/simgear/hla/HLABasicDataElement.cxx b/simgear/hla/HLABasicDataElement.cxx
index ae3f8af3..4930f57e 100644
--- a/simgear/hla/HLABasicDataElement.cxx
+++ b/simgear/hla/HLABasicDataElement.cxx
@@ -134,6 +134,7 @@ HLA##type##DataElement::setValue(ctype value)
     setDirty(true);                                                                               \
 }
 
+IMPLEMENT_TYPED_HLA_BASIC_DATA_ELEMENT(Bool, bool);
 IMPLEMENT_TYPED_HLA_BASIC_DATA_ELEMENT(Char, char);
 IMPLEMENT_TYPED_HLA_BASIC_DATA_ELEMENT(WChar, wchar_t);
 IMPLEMENT_TYPED_HLA_BASIC_DATA_ELEMENT(SChar, signed char);
diff --git a/simgear/hla/HLABasicDataElement.hxx b/simgear/hla/HLABasicDataElement.hxx
index 70c275be..f729d7f0 100644
--- a/simgear/hla/HLABasicDataElement.hxx
+++ b/simgear/hla/HLABasicDataElement.hxx
@@ -95,6 +95,7 @@ private:                                                                      \
 };
 
 
+TYPED_HLA_BASIC_DATA_ELEMENT(Bool, bool);
 TYPED_HLA_BASIC_DATA_ELEMENT(Char, char);
 TYPED_HLA_BASIC_DATA_ELEMENT(WChar, wchar_t);
 TYPED_HLA_BASIC_DATA_ELEMENT(SChar, signed char);