1 files changed, 3 insertions, 3 deletions
diff --git a/pkgs/development/tools/icr/default.nix b/pkgs/development/tools/icr/default.nix
index 50a496d93824b..7f6b0440b9495 100644
--- a/pkgs/development/tools/icr/default.nix
+++ b/pkgs/development/tools/icr/default.nix
@@ -13,13 +13,13 @@
 
 crystal.buildCrystalPackage rec {
   pname = "icr";
-  version = "unstable-2021-03-14";
+  version = "0.9.0";
 
   src = fetchFromGitHub {
     owner = "crystal-community";
     repo = "icr";
-    rev = "b6b335f40aff4c2c07d21250949935e8259f7d1b";
-    sha256 = "sha256-Qoy37lCdHFnMAuuqyB9uT15/RLllksFyApYAGy+RmDs=";
+    rev = "v${version}";
+    hash = "sha256-29B/i8oEjwNOYjnc78QcYTl6fC/M9VfAVCCBjLBKp0Q=";
   };
 
   shardsFile = ./shards.nix;