diff --git a/renderdoc/driver/vulkan/vk_info.cpp b/renderdoc/driver/vulkan/vk_info.cpp
index 0a86a4af7..ebc5c6bbf 100644
--- a/renderdoc/driver/vulkan/vk_info.cpp
+++ b/renderdoc/driver/vulkan/vk_info.cpp
@@ -495,23 +495,7 @@ void VulkanCreationInfo::ShaderModule::Init(VulkanResourceManager *resourceMan,
 	}
 	else
 	{
-		static const unsigned int MagicNumber = 0x07230203; // SPIR-V magic number
-
-		// is the SPIR-V version 0? assume GLSL
-
-		if(pCreateInfo->pCode[0] == MagicNumber && pCreateInfo->pCode[1] == 0)
-		{
-			// GLSL - compile to SPIR-V ourselves
-			const char *src = (const char *)(pCreateInfo->pCode+3);
-			vector<string> srcs; srcs.push_back(src);
-			vector<uint32_t> spirv_code;
-			string ret = CompileSPIRV((SPIRVShaderStage)StageIndex((VkShaderStageFlagBits)pCreateInfo->pCode[2]), srcs, spirv_code);
-			ParseSPIRV(&spirv_code[0], spirv_code.size(), spirv);
-		}
-		else
-		{
-			RDCASSERT(pCreateInfo->codeSize % sizeof(uint32_t) == 0);
-			ParseSPIRV((uint32_t *)pCreateInfo->pCode, pCreateInfo->codeSize/sizeof(uint32_t), spirv);
-		}
+		RDCASSERT(pCreateInfo->codeSize % sizeof(uint32_t) == 0);
+		ParseSPIRV((uint32_t *)pCreateInfo->pCode, pCreateInfo->codeSize/sizeof(uint32_t), spirv);
 	}
 }