diff --git a/perl-Module-Signature.spec b/perl-Module-Signature.spec
index 5f9d9dd..7d24166 100644
--- a/perl-Module-Signature.spec
+++ b/perl-Module-Signature.spec
@@ -1,4 +1,3 @@
-%{!?perl_vendorlib: %define perl_vendorlib %(eval "`%{__perl} -V:installvendorlib`"; echo $installvendorlib)}
 # Must use expand to ensure mktemp is run only once
 %{expand: %%define mytempdir %(mktemp -d %{_tmppath}/tmp.XXXXXX)}