diff --git a/deps/rabbitmq_ct_helpers/src/rabbit_ct_config_schema.erl b/deps/rabbitmq_ct_helpers/src/rabbit_ct_config_schema.erl
index bb6e2e118ebc..09c9b6108734 100644
--- a/deps/rabbitmq_ct_helpers/src/rabbit_ct_config_schema.erl
+++ b/deps/rabbitmq_ct_helpers/src/rabbit_ct_config_schema.erl
@@ -70,12 +70,12 @@ test_snippet(Config, Snippet = {SnipID, _, _}, Expected, _Plugins, Sort) ->
 
 write_snippet(Config, {Name, Conf, Advanced}) ->
     ResultsDir = ?config(results_dir, Config),
-    file:make_dir(filename:join(ResultsDir, Name)),
+    _ = file:make_dir(filename:join(ResultsDir, Name)),
     ConfFile = filename:join([ResultsDir, Name, "config.conf"]),
     AdvancedFile = filename:join([ResultsDir, Name, "advanced.config"]),
 
-    file:write_file(ConfFile, Conf),
-    rabbit_file:write_term_file(AdvancedFile, [Advanced]),
+    ok = file:write_file(ConfFile, Conf),
+    ok = rabbit_file:write_term_file(AdvancedFile, [Advanced]),
     {ConfFile, AdvancedFile}.
 
 generate_config(ConfFile, AdvancedFile) ->
diff --git a/deps/rabbitmq_ct_helpers/src/rabbit_ct_vm_helpers.erl b/deps/rabbitmq_ct_helpers/src/rabbit_ct_vm_helpers.erl
index 0ad129af3b70..e555987c3346 100644
--- a/deps/rabbitmq_ct_helpers/src/rabbit_ct_vm_helpers.erl
+++ b/deps/rabbitmq_ct_helpers/src/rabbit_ct_vm_helpers.erl
@@ -520,7 +520,7 @@ destroy_terraform_vms(Config) ->
           ] ++ TfVarFlags ++ [
            TfConfigDir
           ],
-    rabbit_ct_helpers:exec(Cmd, [{env, Env}]),
+    {ok, _} = rabbit_ct_helpers:exec(Cmd, [{env, Env}]),
     Config.
 
 terraform_var_flags(Config) ->
@@ -1021,7 +1021,8 @@ do_setup_ct_logs_proxies(Nodes) ->
     [begin
          user_io_proxy(Node),
          ct_logs_proxy(Node)
-     end || Node <- Nodes].
+     end || Node <- Nodes],
+     ok.
 
 user_io_proxy(Node) ->
     ok = setup_proxy(Node, user).