diff --git a/include/soci/values.h b/include/soci/values.h
index 5f9db2ff4..8d782ad21 100644
--- a/include/soci/values.h
+++ b/include/soci/values.h
@@ -173,7 +173,7 @@ class SOCI_DECL values
             indicator * pind = new indicator(indic);
             indicators_.push_back(pind);
 
-            base_type baseValue;
+            base_type baseValue{};
             type_conversion<T>::to_base(value, baseValue, *pind);
 
             details::copy_holder<base_type> * pcopy =