diff --git a/deps/picotls b/deps/picotls
index 4ab6fda5..bbcdbe6d 160000
--- a/deps/picotls
+++ b/deps/picotls
@@ -1 +1 @@
-Subproject commit 4ab6fda556e21ef9ab7a51e48347b0289d5d5888
+Subproject commit bbcdbe6dc31ec5d4b72a7beece4daf58098bad42
diff --git a/src/cli.c b/src/cli.c
index 5f8b18c9..15ff179c 100644
--- a/src/cli.c
+++ b/src/cli.c
@@ -511,11 +511,13 @@ static void set_srcaddr(struct msghdr *mess, quicly_address_t *addr)
         memcpy(CMSG_DATA(cmsg), &info, sizeof(info));
         mess->msg_controllen += CMSG_SPACE(sizeof(info));
 #elif defined(IP_SENDSRCADDR)
+        /* TODO FreeBSD: skip setting IP_SENDSRCADDR if the socket is not bound to INADDR_ANY, as doing so results in sendmsg
+         * generating an error */
         cmsg->cmsg_level = IPPROTO_IP;
         cmsg->cmsg_type = IP_SENDSRCADDR;
-        cmsg->cmsg_len = CMSG_LEN(sizeof(addr->sin));
-        memcpy(CMSG_DATA(cmsg), &addr->sin, sizeof(addr->sin));
-        mess->msg_controllen += CMSG_SPACE(sizeof(addr->sin));
+        cmsg->cmsg_len = CMSG_LEN(sizeof(addr->sin.sin_addr));
+        memcpy(CMSG_DATA(cmsg), &addr->sin.sin_addr, sizeof(addr->sin.sin_addr));
+        mess->msg_controllen += CMSG_SPACE(sizeof(addr->sin.sin_addr));
 #else
         assert(!"FIXME");
 #endif
@@ -534,7 +536,7 @@ static void set_srcaddr(struct msghdr *mess, quicly_address_t *addr)
     }
 }
 
-static void set_ecn(struct msghdr *mess, int ecn)
+static void set_ecn(struct msghdr *mess, uint8_t ecn)
 {
     if (ecn == 0)
         return;
diff --git a/t/cplusplus.t b/t/cplusplus.t
index a195da79..70e3423e 100755
--- a/t/cplusplus.t
+++ b/t/cplusplus.t
@@ -1,4 +1,4 @@
-#! /usr/bin/perl
+#! /usr/bin/env perl
 
 use strict;
 use warnings;