diff --git a/src/Makefile b/src/Makefile
index 22c19d094c8..115fdf45cb4 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -201,7 +201,7 @@ endif
 
 MKFILES := Makefile
 
-# add current directory to library search path of CFG_BOOT command line
+# Add current directory to library search path of CFG_BOOT command line.
 
 CFG_BOOT_FLAGS += -L .