diff --git a/zilti/packages/zig.scm b/zilti/packages/zig.scm
index 93f5b0c..83b8eff 100644
--- a/zilti/packages/zig.scm
+++ b/zilti/packages/zig.scm
@@ -44,16 +44,17 @@
         (base32 "0qh7c27cd4wcdjj0mbpkarvwypfk1js8hkyxs0z149qv75zkbrca"))))
     (arguments
      (substitute-keyword-arguments (package-arguments zig-0.10)
-       ((#:parallel-build? _ #f) #t)))
+       ((#:parallel-build? _ #f) #t)
+       ((#:configure-flags flags ''())
+        #~(cons* (string-append "-DCMAKE_PREFIX_PATH="
+                                (file-append llvm-16 ""))
+                 #$flags))))
     (inputs
      (modify-inputs (package-inputs zig-0.10)
        (replace "clang" clang-16)
        (replace "lld" lld-16)))
-    (propagated-inputs
-     (list clang-16))
     (native-inputs
      (modify-inputs (package-native-inputs zig-0.10)
-       (prepend clang-toolchain-16)
        (replace "llvm" llvm-16)))
     (properties `((max-silent-time . 9600)
                   ,@(clang-compiler-cpu-architectures "16")))))