diff --git a/toolchain/uClibc/uClibc-snapshot.config b/toolchain/uClibc/uClibc-snapshot.config
index bc3074e177..e5d2bea516 100644
--- a/toolchain/uClibc/uClibc-snapshot.config
+++ b/toolchain/uClibc/uClibc-snapshot.config
@@ -183,6 +183,7 @@ UCLIBC_HAS_XLOCALE=y
 UCLIBC_HAS_HEXADECIMAL_FLOATS=y
 # UCLIBC_HAS_GLIBC_DIGIT_GROUPING is not set
 UCLIBC_HAS_GLIBC_CUSTOM_PRINTF=y
+# USE_OLD_VFPRINTF is not set
 UCLIBC_PRINTF_SCANF_POSITIONAL_ARGS=9
 UCLIBC_HAS_SCANF_GLIBC_A_FLAG=y
 # UCLIBC_HAS_STDIO_BUFSIZ_NONE is not set