diff --git a/include/spdlog/mdc.h b/include/spdlog/mdc.h
index 5532de0d..80b6f25c 100644
--- a/include/spdlog/mdc.h
+++ b/include/spdlog/mdc.h
@@ -4,7 +4,7 @@
 #pragma once
 
 #if defined(SPDLOG_NO_TLS)
-    #error "This header requires thread local storage support. Please do not define SPDLOG_NO_TLS."
+    #error "This header requires thread local storage support, but SPDLOG_NO_TLS is defined."
 #endif
 
 #include <map>