diff --git a/rpcs3/Emu/RSX/VK/VulkanAPI.h b/rpcs3/Emu/RSX/VK/VulkanAPI.h
index 411d653807..ad40634659 100644
--- a/rpcs3/Emu/RSX/VK/VulkanAPI.h
+++ b/rpcs3/Emu/RSX/VK/VulkanAPI.h
@@ -40,6 +40,19 @@
 constexpr VkDriverId VK_DRIVER_ID_MESA_HONEYKRISP = static_cast<VkDriverId>(26);
 #endif
 
+#if VK_HEADER_VERSION < 332
+#define VK_EXT_shader_uniform_buffer_unsized_array 1
+#define VK_EXT_SHADER_UNIFORM_BUFFER_UNSIZED_ARRAY_SPEC_VERSION 1
+#define VK_EXT_SHADER_UNIFORM_BUFFER_UNSIZED_ARRAY_EXTENSION_NAME "VK_EXT_shader_uniform_buffer_unsized_array"
+typedef struct VkPhysicalDeviceShaderUniformBufferUnsizedArrayFeaturesEXT {
+	VkStructureType    sType;
+	void* pNext;
+	VkBool32           shaderUniformBufferUnsizedArray;
+} VkPhysicalDeviceShaderUniformBufferUnsizedArrayFeaturesEXT;
+
+constexpr VkStructureType VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_UNIFORM_BUFFER_UNSIZED_ARRAY_FEATURES_EXT = static_cast<VkStructureType>(1000642000);
+#endif
+
 #define DECLARE_VK_FUNCTION_HEADER 1
 #include "VKProcTable.h"