diff --git a/src/renderer_vk.cpp b/src/renderer_vk.cpp
index 2008d708c..1ec83d405 100644
--- a/src/renderer_vk.cpp
+++ b/src/renderer_vk.cpp
@@ -3652,7 +3652,7 @@ VK_IMPORT_DEVICE
 			VkDescriptorImageInfo imageInfo[BGFX_CONFIG_MAX_TEXTURE_SAMPLERS];
 			VkDescriptorBufferInfo bufferInfo[BGFX_CONFIG_MAX_TEXTURE_SAMPLERS];
 			VkWriteDescriptorSet wds[BGFX_CONFIG_MAX_TEXTURE_SAMPLERS+2];
-			bx::memSet(wds, 0, sizeof(VkWriteDescriptorSet) * BGFX_CONFIG_MAX_TEXTURE_SAMPLERS+2);
+			bx::memSet(wds, 0, sizeof(VkWriteDescriptorSet) * (BGFX_CONFIG_MAX_TEXTURE_SAMPLERS+2));
 			uint32_t wdsCount    = 0;
 			uint32_t bufferCount = 0;
 			uint32_t imageCount  = 0;