diff --git a/GPU/Vulkan/PipelineManagerVulkan.cpp b/GPU/Vulkan/PipelineManagerVulkan.cpp
index 163a430ff8..e6980298f1 100644
--- a/GPU/Vulkan/PipelineManagerVulkan.cpp
+++ b/GPU/Vulkan/PipelineManagerVulkan.cpp
@@ -350,6 +350,7 @@ VulkanPipeline *PipelineManagerVulkan::GetOrCreatePipeline(VulkanRenderManager *
 	}
 
 	VulkanPipelineKey key{};
+	memset(&key, 0, sizeof(key));
 
 	key.raster = rasterKey;
 	key.useHWTransform = useHwTransform;