diff --git a/configure.ac b/configure.ac
index fd2b0a8a..06f4ae71 100644
--- a/configure.ac
+++ b/configure.ac
@@ -525,7 +525,7 @@ fi
 # ngtcp2 (for src)
 have_libngtcp2=no
 if test "x${request_libngtcp2}" != "xno"; then
-  PKG_CHECK_MODULES([LIBNGTCP2], [libngtcp2 >= 0.0.0], [have_libngtcp2=yes],
+  PKG_CHECK_MODULES([LIBNGTCP2], [libngtcp2 >= 0.1.0], [have_libngtcp2=yes],
                     [have_libngtcp2=no])
   if test "x${have_libngtcp2}" = "xno"; then
     AC_MSG_NOTICE($LIBNGTCP2_PKG_ERRORS)
@@ -584,7 +584,7 @@ fi
 # nghttp3 (for src)
 have_libnghttp3=no
 if test "x${request_libnghttp3}" != "xno"; then
-  PKG_CHECK_MODULES([LIBNGHTTP3], [libnghttp3 >= 0.0.0], [have_libnghttp3=yes],
+  PKG_CHECK_MODULES([LIBNGHTTP3], [libnghttp3 >= 0.1.0], [have_libnghttp3=yes],
                     [have_libnghttp3=no])
   if test "x${have_libnghttp3}" = "xno"; then
     AC_MSG_NOTICE($LIBNGHTTP3_PKG_ERRORS)