diff --git a/lib/libprocstat/Makefile b/lib/libprocstat/Makefile
index 1e6f43686157..a00985bd5be2 100644
--- a/lib/libprocstat/Makefile
+++ b/lib/libprocstat/Makefile
@@ -9,7 +9,7 @@ SRCS=	cd9660.c	\
 	common_kvm.c	\
 	core.c		\
 	libprocstat.c	\
-        msdosfs.c	\
+	msdosfs.c	\
 	smbfs.c		\
 	udf.c