diff --git a/servers/rendering/shader_language.cpp b/servers/rendering/shader_language.cpp
index c4cdad51ca8..8dd939ffd72 100644
--- a/servers/rendering/shader_language.cpp
+++ b/servers/rendering/shader_language.cpp
@@ -8453,7 +8453,7 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct
 
 								constant.initializer = static_cast<ConstantNode *>(expr);
 
-								if (!_compare_datatypes(type, struct_name, 0, expr->get_datatype(), expr->get_datatype_name(), 0)) {
+								if (!_compare_datatypes(type, struct_name, 0, expr->get_datatype(), expr->get_datatype_name(), expr->get_array_size())) {
 									return ERR_PARSE_ERROR;
 								}
 							}