diff --git a/configure.ac b/configure.ac
index e351d1e184..b3af711762 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3224,7 +3224,7 @@ if test X"$want_quiche" != Xno; then
     if test "x$cross_compiling" != "xyes"; then
       DIR_QUICHE=`echo $LD_QUICHE | $SED -e 's/^-L//'`
     fi
-    AC_CHECK_LIB(quiche, quiche_connect,
+    AC_CHECK_LIB(quiche, quiche_conn_send_ack_eliciting,
       [
        AC_CHECK_HEADERS(quiche.h,
           experimental="$experimental HTTP3"