diff --git a/pkgs/development/compilers/odin/default.nix b/pkgs/development/compilers/odin/default.nix
index 81a7faf73905..58f5fba4c81d 100644
--- a/pkgs/development/compilers/odin/default.nix
+++ b/pkgs/development/compilers/odin/default.nix
@@ -12,13 +12,13 @@ let
   inherit (llvmPackages) stdenv;
 in stdenv.mkDerivation rec {
   pname = "odin";
-  version = "dev-2023-08";
+  version = "dev-2023-11";
 
   src = fetchFromGitHub {
     owner = "odin-lang";
     repo = "Odin";
     rev = version;
-    hash = "sha256-pmgrauhB5/JWBkwrAm7tCml9IYQhXyGXsNVDKTntA0M=";
+    hash = "sha256-5plcr+j9aFSaLfLQXbG4WD1GH6rE7D3uhlUbPaDEYf8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/tools/ols/default.nix b/pkgs/development/tools/ols/default.nix
index a9e7b25603f1..4b8dcd447c43 100644
--- a/pkgs/development/tools/ols/default.nix
+++ b/pkgs/development/tools/ols/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation {
   pname = "ols";
-  version = "nightly-2023-07-09";
+  version = "nightly-2023-11-04";
 
   src = fetchFromGitHub {
     owner = "DanielGavin";
     repo = "ols";
-    rev = "255ad5958026dc3a3116f621eaebd501b8b26a22";
-    hash = "sha256-XtlIZToNvmU4GhUJAxuVmKvKwnPebaxjv7jp/AgE/uM=";
+    rev = "b19c24eb17e7c16bcfb3144665fd405fd5e580f3";
+    hash = "sha256-c8mHVdXbn7aRKI/QBIZvBvl4sCNK49q+crQmTCjptwM=";
   };
 
   nativeBuildInputs = [