diff --git a/boot/bootutil/src/loader.c b/boot/bootutil/src/loader.c
index f6f9d92..a2b2379 100644
--- a/boot/bootutil/src/loader.c
+++ b/boot/bootutil/src/loader.c
@@ -40,6 +40,8 @@
 
 #include "mcuboot_config/mcuboot_config.h"
 
+MCUBOOT_LOG_MODULE_DECLARE(mcuboot);
+
 static struct boot_loader_state boot_data;
 
 #if defined(MCUBOOT_VALIDATE_SLOT0) && !defined(MCUBOOT_OVERWRITE_ONLY)