diff --git a/rebar.config b/rebar.config
index 7c2cedb6a..43391a417 100644
--- a/rebar.config
+++ b/rebar.config
@@ -4,7 +4,7 @@
 %% katja: Defines a function `query()`, which is a reserved word in R15
 %% uuid: Dep on quickrand
 %% quickrand: Bogus (IMHO) inability to adapt to R15 environment.
-{require_otp_vsn, "R16|17|18"}.
+{require_otp_vsn, "R16|17|18|19"}.
 
 {deps,
  [
@@ -17,7 +17,7 @@
   %%       weighed.
   {node_package, "2.0.*", {git, "git://github.com/basho/node_package", {tag, "2.0.0"}}},
   {folsom, ".*", {git, "git://github.com/basho/folsom.git", {branch, "boundary-0.7.1+basho-bench-float"}}},
-  {lager, "2.*", {git, "git://github.com/basho/lager", {tag, "2.1.0"}}},
+  {lager, {git, "https://github.com/basho/lager", {tag, "3.2.1"}}},
   {ibrowse, ".*",
    {git, "git://github.com/cmullaparthi/ibrowse.git", {tag, "v4.0.2"}}},
   {riakc, ".*",
@@ -38,8 +38,8 @@
    {git, "git://github.com/matehat/cqerl.git",
    "16021593c866ca314acd0ba6858194ed44a362b3"}},
   {katja, ".*",
-   {git, "git://github.com/nifoc/katja.git",
-   {branch, "master"}}},
+   {git, "git://github.com/lasp-lang/katja.git",
+   {branch, "erlang-19"}}},
   {rebar_lock_deps_plugin, ".*", {git, "git://github.com/seth/rebar_lock_deps_plugin.git", {tag, "3.1.0"}}}
  ]}.