diff --git a/sys/conf/files.amd64 b/sys/conf/files.amd64
index 5eae8a0de3c2..cb5ed560a82e 100644
--- a/sys/conf/files.amd64
+++ b/sys/conf/files.amd64
@@ -14,12 +14,14 @@ include 	"conf/files.x86"
 elf-vdso.so.o			standard				\
 	dependency	"$S/amd64/amd64/sigtramp.S assym.inc $S/conf/vdso_amd64.ldscript $S/tools/amd64_vdso.sh" \
 	compile-with	"env AWK='${AWK}' NM='${NM}' LD='${LD}' CC='${CC}' DEBUG='${DEBUG}' OBJCOPY='${OBJCOPY}' ELFDUMP='${ELFDUMP}' S='${S}' sh $S/tools/amd64_vdso.sh" \
+	no-ctfconvert	\
 	no-implicit-rule before-depend	\
 	clean		"elf-vdso.so.o elf-vdso.so.1 vdso_offsets.h sigtramp.pico"
 #
 elf-vdso32.so.o			optional	compat_freebsd32		\
 	dependency	"$S/amd64/ia32/ia32_sigtramp.S ia32_assym.h $S/conf/vdso_amd64_ia32.ldscript $S/tools/amd64_ia32_vdso.sh" \
 	compile-with	"env AWK='${AWK}' NM='${NM}' LD='${LD}' CC='${CC}' DEBUG='${DEBUG}' OBJCOPY='${OBJCOPY}' ELFDUMP='${ELFDUMP}' S='${S}' sh $S/tools/amd64_ia32_vdso.sh" \
+	no-ctfconvert	\
 	no-implicit-rule before-depend	\
 	clean		"elf-vdso32.so.o elf-vdso32.so.1 vdso_ia32_offsets.h ia32_sigtramp.pico"
 #