diff --git a/pkgs/development/interpreters/elixir/1.6.nix b/pkgs/development/interpreters/elixir/1.6.nix
index fa631ebb387..ebd6a7ea511 100644
--- a/pkgs/development/interpreters/elixir/1.6.nix
+++ b/pkgs/development/interpreters/elixir/1.6.nix
@@ -3,5 +3,5 @@
 mkDerivation rec {
   version = "1.6.5";
   sha256 = "0il1fraz6c8qbqv4wrp16jqrkf3xglfa9f3sdm6q4vv8kjf3lxxb";
-  minimumOTPVersion = "18";
+  minimumOTPVersion = "19";
 }
diff --git a/pkgs/development/interpreters/elixir/1.7.nix b/pkgs/development/interpreters/elixir/1.7.nix
index 865e5b5e96f..321a41f50e1 100644
--- a/pkgs/development/interpreters/elixir/1.7.nix
+++ b/pkgs/development/interpreters/elixir/1.7.nix
@@ -3,5 +3,5 @@
 mkDerivation rec {
   version = "1.7.2";
   sha256 = "0wnrx6wlpmr23ypm8za0c4dl952nj4rjylcsdzz0xrma92ylrqfq";
-  minimumOTPVersion = "18";
+  minimumOTPVersion = "19";
 }