diff --git a/var/spack/repos/builtin/packages/udunits/package.py b/var/spack/repos/builtin/packages/udunits/package.py
index dcce887f5d6..16baa33c158 100644
--- a/var/spack/repos/builtin/packages/udunits/package.py
+++ b/var/spack/repos/builtin/packages/udunits/package.py
@@ -33,3 +33,7 @@ class Udunits(AutotoolsPackage):
     )
 
     depends_on("expat")
+
+    @property
+    def libs(self):
+        return find_libraries(["libudunits2"], root=self.prefix, recursive=True, shared=True)