diff --git a/lib/libc/csu/Makefile.inc b/lib/libc/csu/Makefile.inc
index 453303bea608..666744f27c8b 100644
--- a/lib/libc/csu/Makefile.inc
+++ b/lib/libc/csu/Makefile.inc
@@ -4,7 +4,7 @@
 .include "${LIBC_SRCTOP}/csu/${LIBC_ARCH}/Makefile.inc"
 
 SRCS+= \
-	 ignore_init.c
+	 libc_start1.c
 
 CFLAGS+= -I${LIBC_SRCTOP}/csu/${LIBC_ARCH}
 SYM_MAPS+=${LIBC_SRCTOP}/csu/Symbol.map
diff --git a/lib/libc/csu/ignore_init.c b/lib/libc/csu/libc_start1.c
similarity index 100%
rename from lib/libc/csu/ignore_init.c
rename to lib/libc/csu/libc_start1.c