diff --git a/pkgs/development/idris-modules/semidirect.nix b/pkgs/development/idris-modules/semidirect.nix
index ebcf7b83075d..8e7428665cd2 100644
--- a/pkgs/development/idris-modules/semidirect.nix
+++ b/pkgs/development/idris-modules/semidirect.nix
@@ -6,15 +6,15 @@
 }:
 build-idris-package  {
   name = "semidirect";
-  version = "2018-02-06";
+  version = "2018-07-02";
 
   idrisDeps = [ contrib patricia ];
 
   src = fetchFromGitHub {
     owner = "clayrat";
     repo = "idris-semidirect";
-    rev = "884c26c095784f8fd489c323d6673f2a8710a741";
-    sha256 = "0w36xkfxsqm6r91f0vs6qpmallrfwa09ql8i317xwm86nfk7akj9";
+    rev = "e19c58f7a25c53bba2ab058821e038bae3c093d2";
+    sha256 = "0182r9z34kbv3l78pw4qf48ng3hqj4sqzy53074mb0b2c3pikcrl";
   };
 
   meta = {