diff --git a/pkgs/development/compilers/rust/rustc.nix b/pkgs/development/compilers/rust/rustc.nix
index 734a94f76905..65d8920c4a4c 100644
--- a/pkgs/development/compilers/rust/rustc.nix
+++ b/pkgs/development/compilers/rust/rustc.nix
@@ -1,6 +1,6 @@
 { stdenv, removeReferencesTo, pkgsBuildBuild, pkgsBuildHost, pkgsBuildTarget
 , fetchurl, file, python3
-, llvm_9, darwin, cmake, rust, rustPlatform
+, llvm_10, darwin, cmake, rust, rustPlatform
 , pkgconfig, openssl
 , which, libffi
 , withBundledLLVM ? false
@@ -14,12 +14,12 @@ let
   inherit (stdenv.lib) optionals optional optionalString;
   inherit (darwin.apple_sdk.frameworks) Security;
 
-  llvmSharedForBuild = pkgsBuildBuild.llvm_9.override { enableSharedLibraries = true; };
-  llvmSharedForHost = pkgsBuildHost.llvm_9.override { enableSharedLibraries = true; };
-  llvmSharedForTarget = pkgsBuildTarget.llvm_9.override { enableSharedLibraries = true; };
+  llvmSharedForBuild = pkgsBuildBuild.llvm_10.override { enableSharedLibraries = true; };
+  llvmSharedForHost = pkgsBuildHost.llvm_10.override { enableSharedLibraries = true; };
+  llvmSharedForTarget = pkgsBuildTarget.llvm_10.override { enableSharedLibraries = true; };
 
   # For use at runtime
-  llvmShared = llvm_9.override { enableSharedLibraries = true; };
+  llvmShared = llvm_10.override { enableSharedLibraries = true; };
 in stdenv.mkDerivation rec {
   pname = "rustc";
   inherit version;