1 files changed, 1 insertions, 1 deletions
diff --git a/build/variable b/build/variable
index 389f4c8..0972f3c 100644
--- a/build/variable
+++ b/build/variable
@@ -111,7 +111,7 @@ namespace build
     //
     template <typename T>
     T
-    as () const = delete;
+    as () const;
 
     // Assign.
     //