diff --git a/src/mono/mono/mini/interp/transform.c b/src/mono/mono/mini/interp/transform.c
index 88f386802cc2a..8c939e4b8ccfb 100644
--- a/src/mono/mono/mini/interp/transform.c
+++ b/src/mono/mono/mini/interp/transform.c
@@ -5143,7 +5143,7 @@ generate_code (TransformData *td, MonoMethod *method, MonoMethodHeader *header,
 		arg_locals = (guint32*) g_malloc ((!!signature->hasthis + signature->param_count) * sizeof (guint32));
 		/* Allocate locals to store inlined method args from stack */
 		for (int i = signature->param_count - 1; i >= 0; i--) {
-			MonoType *type = td->vars [td->sp [-1].var].type;
+			MonoType *type = get_type_from_stack (td->sp [-1].type, td->sp [-1].klass);
 			local = interp_create_var (td, type);
 			arg_locals [i + !!signature->hasthis] = local;
 			store_local (td, local);