diff --git a/pkgs/development/compilers/llvm/common/default.nix b/pkgs/development/compilers/llvm/common/default.nix
index 9a8b795bdea2..76dc2944ba49 100644
--- a/pkgs/development/compilers/llvm/common/default.nix
+++ b/pkgs/development/compilers/llvm/common/default.nix
@@ -707,7 +707,15 @@ let
               stripLen = 1;
               hash = "sha256-QCGhsL/mi7610ZNb5SqxjRGjwJeK2rwtsFVGeG3PUGc=";
             })
-            ++ lib.optional (lib.versionOlder metadata.release_version "17") resourceDirPatch
+            ++ lib.optionals (lib.versionOlder metadata.release_version "17") [
+              resourceDirPatch
+              (fetchpatch {
+                name = "add-cstdio.patch";
+                url = "https://github.com/llvm/llvm-project/commit/73e15b5edb4fa4a77e68c299a6e3b21e610d351f.patch";
+                stripLen = 1;
+                hash = "sha256-eFcvxZaAuBsY/bda1h9212QevrXyvCHw8Cr9ngetDr0=";
+              })
+            ]
             ++ lib.optional (lib.versionOlder metadata.release_version "14") (
               metadata.getVersionFile "lldb/gnu-install-dirs.patch"
             )