diff --git a/rebar.config b/rebar.config
index 8953fcc..d63d7f3 100644
--- a/rebar.config
+++ b/rebar.config
@@ -39,9 +39,9 @@
  [{rebar3_hank, "~> 1.4.0"},
   {rebar3_hex, "~> 7.0.7"},
   {rebar3_format, "~> 1.3.0"},
-  {rebar3_lint, "~> 3.0.1"},
-  {rebar3_ex_doc, "0.2.18"},
-  {rebar3_depup, "~> 0.3.1"},
+  {rebar3_lint, "~> 3.1.0"},
+  {rebar3_ex_doc, "~> 0.2.20"},
+  {rebar3_depup, "~> 0.4.0"},
   {covertool, "~> 2.0.6"}]}.
 
 %% == Documentation ==