diff --git a/rpcs3/Emu/RSX/RSXZCULL.h b/rpcs3/Emu/RSX/RSXZCULL.h
index 039cc099f9..0eb65eac3e 100644
--- a/rpcs3/Emu/RSX/RSXZCULL.h
+++ b/rpcs3/Emu/RSX/RSXZCULL.h
@@ -102,8 +102,8 @@ namespace rsx
 			const u32 min_zcull_tick_us = 100;
 
 			// Number of occlusion query slots available. Real hardware actually has far fewer units before choking
-			const u32 occlusion_query_count = 1024;
-			const u32 max_safe_queue_depth = 892;
+			const u32 occlusion_query_count = 2048;
+			const u32 max_safe_queue_depth = 1792;
 
 			bool unit_enabled = false;           // The ZCULL unit is on
 			bool write_enabled = false;          // A surface in the ZCULL-monitored tile region has been loaded for rasterization
@@ -111,7 +111,7 @@ namespace rsx
 			bool zpass_count_enabled = false;    // Collecting of ZPASS statistics is enabled. If this is off, the counter does not increment
 			bool host_queries_active = false;    // The backend/host is gathering Z data for the ZCULL unit
 
-			std::array<occlusion_query_info, 1024> m_occlusion_query_data = {};
+			std::array<occlusion_query_info, 2048> m_occlusion_query_data = {};
 			std::stack<occlusion_query_info*> m_free_occlusion_pool{};
 
 			occlusion_query_info* m_current_task = nullptr;
diff --git a/rpcs3/Emu/RSX/VK/VKGSRenderTypes.hpp b/rpcs3/Emu/RSX/VK/VKGSRenderTypes.hpp
index a308563ceb..c927acdd0a 100644
--- a/rpcs3/Emu/RSX/VK/VKGSRenderTypes.hpp
+++ b/rpcs3/Emu/RSX/VK/VKGSRenderTypes.hpp
@@ -19,7 +19,7 @@
 #define VK_FRAGMENT_CONSTANTS_BUFFER_SIZE_M 16
 #define VK_INDEX_RING_BUFFER_SIZE_M 16
 
-#define VK_MAX_ASYNC_CB_COUNT 256
+#define VK_MAX_ASYNC_CB_COUNT 512
 #define VK_MAX_ASYNC_FRAMES 2
 
 #define FRAME_PRESENT_TIMEOUT 10000000ull // 10 seconds