diff --git a/rjp++/tests/dispatch.cpp b/rjp++/tests/dispatch.cpp
index db8c3a3..be1caf5 100644
--- a/rjp++/tests/dispatch.cpp
+++ b/rjp++/tests/dispatch.cpp
@@ -34,7 +34,7 @@ int main(){
 	rjp::array root = initialize_array(NUM_ELEMENTS);
 
 	for(auto&& val : root){
-		RJP_data_type d;
+		RJP_data_type d = rjp_json_null;
 		rjp::dispatch(rjp::dispatcher{
 			[&d](const rjp::integer&){d = rjp_json_integer;},
 			[&d](const rjp::boolean&){d = rjp_json_boolean;},