diff --git a/include/spdlog/fmt/fmt.h b/include/spdlog/fmt/fmt.h
index 289979aa..b853fd5e 100644
--- a/include/spdlog/fmt/fmt.h
+++ b/include/spdlog/fmt/fmt.h
@@ -11,11 +11,9 @@
 //
 
 #if !defined(SPDLOG_FMT_EXTERNAL)
-#ifdef SPDLOG_HEADER_ONLY
-#ifndef FMT_HEADER_ONLY
+#if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY)
 #define FMT_HEADER_ONLY
 #endif
-#endif
 #ifndef FMT_USE_WINDOWS_H
 #define FMT_USE_WINDOWS_H 0
 #endif