diff --git a/src/bin_node/tezos-node.opam b/src/bin_node/tezos-node.opam
index a8ce12b72..8f07fc0ac 100644
--- a/src/bin_node/tezos-node.opam
+++ b/src/bin_node/tezos-node.opam
@@ -18,6 +18,8 @@ depends: [
   "tezos-embedded-protocol-alpha"
   "cmdliner"
   "tls"
+  "cstruct" { < "3.4.0" } ## Because "tls" depends on a version of "nocrypto"
+                          ## that is not compatible with recent "cstruct"
 ]
 build: [
   [ "dune" "build" "-p" name "-j" jobs ]