diff --git a/pkgs/tools/security/sequoia/default.nix b/pkgs/tools/security/sequoia/default.nix
index 324af6aa4c9..4803430018e 100644
--- a/pkgs/tools/security/sequoia/default.nix
+++ b/pkgs/tools/security/sequoia/default.nix
@@ -5,7 +5,7 @@
 , git
 , nettle
 # Use the same llvmPackages version as Rust
-, llvmPackages_10
+, llvmPackages_12
 , cargo
 , rustc
 , rustPlatform
@@ -41,8 +41,8 @@ rustPlatform.buildRustPackage rec {
     cargo
     rustc
     git
-    llvmPackages_10.libclang.lib
-    llvmPackages_10.clang
+    llvmPackages_12.libclang.lib
+    llvmPackages_12.clang
     ensureNewerSourcesForZipFilesHook
     capnproto
   ] ++
@@ -72,7 +72,7 @@ rustPlatform.buildRustPackage rec {
     "build-release"
   ];
 
-  LIBCLANG_PATH = "${llvmPackages_10.libclang.lib}/lib";
+  LIBCLANG_PATH = "${llvmPackages_12.libclang.lib}/lib";
 
   # Sometimes, tests fail on CI (ofborg) & hydra without this
   CARGO_TEST_ARGS = "--workspace --exclude sequoia-store";