diff --git a/pkgs/by-name/oi/oil/package.nix b/pkgs/by-name/oi/oil/package.nix
index 48c9a4493786..c6ba73d1ef8e 100644
--- a/pkgs/by-name/oi/oil/package.nix
+++ b/pkgs/by-name/oi/oil/package.nix
@@ -7,11 +7,11 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "oil";
-  version = "0.20.0";
+  version = "0.21.0";
 
   src = fetchurl {
     url = "https://www.oilshell.org/download/oil-${version}.tar.xz";
-    hash = "sha256-QrhfUru6Sju44W8j/DlMQwK8/ZY48GfwHDfSPy7kSaA=";
+    hash = "sha256-eoImAByJFtAEaPYn02XerR/0+dXO8IdhnTEDCMKmlJI=";
   };
 
   postPatch = ''
diff --git a/pkgs/by-name/oi/oils-for-unix/package.nix b/pkgs/by-name/oi/oils-for-unix/package.nix
index a24f0dd48076..f477d66d8a07 100644
--- a/pkgs/by-name/oi/oils-for-unix/package.nix
+++ b/pkgs/by-name/oi/oils-for-unix/package.nix
@@ -6,12 +6,12 @@ let
   };
 in
 stdenv.mkDerivation rec {
-  pname = "oil";
-  version = "0.20.0";
+  pname = "oils-for-unix";
+  version = "0.21.0";
 
   src = fetchurl {
     url = "https://www.oilshell.org/download/oils-for-unix-${version}.tar.gz";
-    hash = "sha256-d4BIRj8bPyd7awZyJPlZYBwr+o82IKGh4y4/urOYOxc=";
+    hash = "sha256-g8uEK68J9BsCHEvJGDgsKUmsuR1MvChEC9A00Y2sZU4=";
   };
 
   postPatch = ''