diff --git a/base/VulkanTools.cpp b/base/VulkanTools.cpp
index 5b3dc85f..a760f6e3 100644
--- a/base/VulkanTools.cpp
+++ b/base/VulkanTools.cpp
@@ -56,6 +56,7 @@ namespace vks
 				STR(ERROR_INCOMPATIBLE_DISPLAY_KHR);
 				STR(ERROR_VALIDATION_FAILED_EXT);
 				STR(ERROR_INVALID_SHADER_NV);
+				STR(ERROR_INCOMPATIBLE_SHADER_BINARY_EXT);
 #undef STR
 			default:
 				return "UNKNOWN_ERROR";