diff --git a/lang/rust/src/resolver.sld b/lang/rust/src/resolver.sld
index 43c7cc7..fdae960 100644
--- a/lang/rust/src/resolver.sld
+++ b/lang/rust/src/resolver.sld
@@ -284,6 +284,11 @@
      (define crate-version (version-str (resolved-package-version resolved)))
      (define crate-root (if (vfs? (resolved-package-fs resolved)) (vfs-to-store (resolved-package-fs resolved)) (resolved-package-fs resolved)))
      (define crate-type (cargo-target-crate-type (resolved-package-cargo-target resolved)))
+
+     ; TODO(puck): workaround for multi-crate-type targets.
+     ; These should probably be translated into distinct targets?
+     (when (list? crate-type)
+       (set! crate-type 'rlib))
      (define buildscript-metadata '())
      (define dependency-metadata '())
      (define bin-flags '())