diff --git a/pkgs/development/compilers/llvm/default.nix b/pkgs/development/compilers/llvm/default.nix
index c4157e9d66fe..24277a2ec882 100644
--- a/pkgs/development/compilers/llvm/default.nix
+++ b/pkgs/development/compilers/llvm/default.nix
@@ -28,9 +28,9 @@ let
     "21.1.8".officialRelease.sha256 = "sha256-pgd8g9Yfvp7abjCCKSmIn1smAROjqtfZaJkaUkBSKW0=";
     "22.1.5".officialRelease.sha256 = "sha256-eunfMOH+HVpefZJ+CG7hXDoM+pi6iYvHpD3DoSAsjoE=";
     "23.0.0-git".gitRelease = {
-      rev = "084a5acf5a076aa32c04cbcdca25c27fc75d8e6d";
-      rev-version = "23.0.0-unstable-2026-05-10";
-      sha256 = "sha256-xSyanVzsHokSrxhixUW3ovREeojTX7pedlBoaFpbtXQ=";
+      rev = "e9122d11ff92f2f343668cc759081496a130a943";
+      rev-version = "23.0.0-unstable-2026-05-17";
+      sha256 = "sha256-dnfnxQJ6Ye3wW3FOqZbaY0t/vuSapqc8c85oItGD4D8=";
     };
   }
   // llvmVersions;