diff --git a/RELICENSE/glemercier.md b/RELICENSE/glemercier.md
new file mode 100644
index 00000000..97428c77
--- /dev/null
+++ b/RELICENSE/glemercier.md
@@ -0,0 +1,17 @@
+# Permission to Relicense under MPLv2 or any other OSI approved license chosen by the current ZeroMQ BDFL
+
+This is a statement by Anton Dimitrov that grants permission to
+relicense its copyrights in the libzmq C++ library (ZeroMQ) under the
+Mozilla Public License v2 (MPLv2) or any other Open Source Initiative
+approved license chosen by the current ZeroMQ BDFL (Benevolent
+Dictator for Life).
+
+A portion of the commits made by the Github handle "glemercier", with
+commit author "Gregory Lemercier <greglemercier@free.fr>", are
+copyright of Gregory Lmercier.  This document hereby grants the libzmq
+project team to relicense libzmq, including all past, present and
+future contributions of the author listed above.
+
+Gregory Lemercier
+
+2018/10/07
diff --git a/src/v1_decoder.cpp b/src/v1_decoder.cpp
index b002dc9d..2c8c97a7 100644
--- a/src/v1_decoder.cpp
+++ b/src/v1_decoder.cpp
@@ -111,11 +111,13 @@ int zmq::v1_decoder_t::eight_byte_size_ready (unsigned char const *)
         return -1;
     }
 
+#ifndef __aarch64__
     //  Message size must fit within range of size_t data type.
     if (payload_length - 1 > std::numeric_limits<size_t>::max ()) {
         errno = EMSGSIZE;
         return -1;
     }
+#endif
 
     const size_t msg_size = static_cast<size_t> (payload_length - 1);