diff --git a/rebar.config b/rebar.config
index a98335b..204463f 100644
--- a/rebar.config
+++ b/rebar.config
@@ -3,7 +3,7 @@
 {erl_opts, [debug_info]}.
 
 {deps, [ {aebytecode, {git, "https://github.com/aeternity/aebytecode.git",
-                            {ref,"720510a"}}}
+                            {branch,"fortuna"}}}
        , {getopt, "1.0.1"}
        , {jsx, {git, "https://github.com/talentdeficit/jsx.git",
                      {tag, "2.8.0"}}}
diff --git a/rebar.lock b/rebar.lock
index 3043376..b93b181 100644
--- a/rebar.lock
+++ b/rebar.lock
@@ -1,7 +1,7 @@
 {"1.1.0",
 [{<<"aebytecode">>,
   {git,"https://github.com/aeternity/aebytecode.git",
-       {ref,"720510a24de32c9bad6486f34ca7babde124bf1e"}},
+       {ref,"c5a9878bd9c56f623fe2caad30a1ead3dac1f391"}},
   0},
  {<<"getopt">>,{pkg,<<"getopt">>,<<"1.0.1">>},0},
  {<<"jsx">>,