diff --git a/rebar.config b/rebar.config
index 3dc8a6f..f013d87 100644
--- a/rebar.config
+++ b/rebar.config
@@ -25,7 +25,7 @@
 {profiles, [
   {test, [
     {extra_src_dirs, [{"test/examples", [{recursive, true}]}]},
-    {deps, [ {mixer,       "1.1.1", {pkg, inaka_mixer}}
+    {deps, [ {mixer,       "1.2.0", {pkg, inaka_mixer}}
            , {meck,        "0.9.2"}
            , {xref_runner, "1.2.0"}
     ]}
@@ -63,7 +63,7 @@
 
 %% == Dependencies ==
 
-{deps, [ {elvis_core, "1.1.2"}
+{deps, [ {elvis_core, "1.3.1"}
        , {getopt,  "1.0.2"}
        , {egithub, "0.7.0"}
        ]}.
diff --git a/rebar.lock b/rebar.lock
index 73b70fe..1c470f3 100644
--- a/rebar.lock
+++ b/rebar.lock
@@ -1,7 +1,7 @@
 {"1.2.0",
-[{<<"certifi">>,{pkg,<<"certifi">>,<<"2.6.1">>},2},
+[{<<"certifi">>,{pkg,<<"certifi">>,<<"2.8.0">>},2},
  {<<"egithub">>,{pkg,<<"egithub">>,<<"0.7.0">>},0},
- {<<"elvis_core">>,{pkg,<<"elvis_core">>,<<"1.1.2">>},0},
+ {<<"elvis_core">>,{pkg,<<"elvis_core">>,<<"1.3.1">>},0},
  {<<"getopt">>,{pkg,<<"getopt">>,<<"1.0.2">>},0},
  {<<"goldrush">>,{pkg,<<"goldrush">>,<<"0.1.9">>},1},
  {<<"hackney">>,{pkg,<<"hackney">>,<<"1.17.1">>},1},
@@ -11,15 +11,15 @@
  {<<"lager">>,{pkg,<<"lager">>,<<"3.9.1">>},1},
  {<<"metrics">>,{pkg,<<"metrics">>,<<"1.0.1">>},2},
  {<<"mimerl">>,{pkg,<<"mimerl">>,<<"1.2.0">>},2},
- {<<"parse_trans">>,{pkg,<<"parse_trans">>,<<"3.4.0">>},2},
+ {<<"parse_trans">>,{pkg,<<"parse_trans">>,<<"3.4.1">>},2},
  {<<"ssl_verify_fun">>,{pkg,<<"ssl_verify_fun">>,<<"1.1.6">>},2},
  {<<"unicode_util_compat">>,{pkg,<<"unicode_util_compat">>,<<"0.7.0">>},2},
  {<<"zipper">>,{pkg,<<"zipper">>,<<"1.0.1">>},1}]}.
 [
 {pkg_hash,[
- {<<"certifi">>, <<"DBAB8E5E155A0763EEA978C913CA280A6B544BFA115633FA20249C3D396D9493">>},
+ {<<"certifi">>, <<"D4FB0A6BB20B7C9C3643E22507E42F356AC090A1DCEA9AB99E27E0376D695EBA">>},
  {<<"egithub">>, <<"CFF720B2ADE8A0528B8861D2309339FD3C1C289B9BCB9E498FF77C619CE28AF2">>},
- {<<"elvis_core">>, <<"7CE6D2ECC91D768F8A36E2AEB30FD4901322F2E73C3D47113CEB9C7931ADF05A">>},
+ {<<"elvis_core">>, <<"844C339300DD3E9F929A045932D25DC5C99B4603D47536E995198143169CDF26">>},
  {<<"getopt">>, <<"33D9B44289FE7AD08627DDFE1D798E30B2DA0033B51DA1B3A2D64E72CD581D02">>},
  {<<"goldrush">>, <<"F06E5D5F1277DA5C413E84D5A2924174182FB108DABB39D5EC548B27424CD106">>},
  {<<"hackney">>, <<"08463F93D2CC1A03817BF28D8DAE6021543F773BD436C9377047224856C4422C">>},
@@ -29,14 +29,14 @@
  {<<"lager">>, <<"5885BC71308CD38F9D025C8ECDE4E5CCE1CE8565F80BFC6199865C845D6DBE95">>},
  {<<"metrics">>, <<"25F094DEA2CDA98213CECC3AEFF09E940299D950904393B2A29D191C346A8486">>},
  {<<"mimerl">>, <<"67E2D3F571088D5CFD3E550C383094B47159F3EEE8FFA08E64106CDF5E981BE3">>},
- {<<"parse_trans">>, <<"BB87AC362A03CA674EBB7D9D498F45C03256ADED7214C9101F7035EF44B798C7">>},
+ {<<"parse_trans">>, <<"6E6AA8167CB44CC8F39441D05193BE6E6F4E7C2946CB2759F015F8C56B76E5FF">>},
  {<<"ssl_verify_fun">>, <<"CF344F5692C82D2CD7554F5EC8FD961548D4FD09E7D22F5B62482E5AEAEBD4B0">>},
  {<<"unicode_util_compat">>, <<"BC84380C9AB48177092F43AC89E4DFA2C6D62B40B8BD132B1059ECC7232F9A78">>},
  {<<"zipper">>, <<"3CCB4F14B97C06B2749B93D8B6C204A1ECB6FAFC6050CACC3B93B9870C05952A">>}]},
 {pkg_hash_ext,[
- {<<"certifi">>, <<"524C97B4991B3849DD5C17A631223896272C6B0AF446778BA4675A1DFF53BB7E">>},
+ {<<"certifi">>, <<"6AC7EFC1C6F8600B08D625292D4BBF584E14847CE1B6B5C44D983D273E1097EA">>},
  {<<"egithub">>, <<"E009CE11EFD8008D0F9ED59D9C488E3E9ABE302A0F2CD6D663E4CC26756FCC4C">>},
- {<<"elvis_core">>, <<"C4EE42A7A7C2FC567F3EA6B5150164CD68290F1100E9B19A4CF886D8AA1CA73C">>},
+ {<<"elvis_core">>, <<"7A8890BF8185A3252CD4EBD826FE5F8AD6B93024EDF88576EB27AE9E5DC19D69">>},
  {<<"getopt">>, <<"A0029AEA4322FB82A61F6876A6D9C66DC9878B6CB61FAA13DF3187384FD4EA26">>},
  {<<"goldrush">>, <<"99CB4128CFFCB3227581E5D4D803D5413FA643F4EB96523F77D9E6937D994CEB">>},
  {<<"hackney">>, <<"D2CBA9E3C8103AD0320623E9F1C33E8D378A15EAABE2EE8AE441898F3D35A18C">>},
@@ -46,7 +46,7 @@
  {<<"lager">>, <<"3F59BA75A04A99E5F18BF91C89F46DCE536F83C6CB415FE26E6E75A62BEF37DC">>},
  {<<"metrics">>, <<"69B09ADDDC4F74A40716AE54D140F93BEB0FB8978D8636EADED0C31B6F099F16">>},
  {<<"mimerl">>, <<"F278585650AA581986264638EBF698F8BB19DF297F66AD91B18910DFC6E19323">>},
- {<<"parse_trans">>, <<"F99E368830BEA44552224E37E04943A54874F08B8590485DE8D13832B63A2DC3">>},
+ {<<"parse_trans">>, <<"620A406CE75DADA827B82E453C19CF06776BE266F5A67CFF34E1EF2CBB60E49A">>},
  {<<"ssl_verify_fun">>, <<"BDB0D2471F453C88FF3908E7686F86F9BE327D065CC1EC16FA4540197EA04680">>},
  {<<"unicode_util_compat">>, <<"25EEE6D67DF61960CF6A794239566599B09E17E668D3700247BC498638152521">>},
  {<<"zipper">>, <<"6A1FD3E1F0CC1D1DF5642C9A0CE2178036411B0A5C9642851D1DA276BD737C2D">>}]}