diff --git a/src/coffi/ffi.clj b/src/coffi/ffi.clj
index 125b841..ddd86f4 100644
--- a/src/coffi/ffi.clj
+++ b/src/coffi/ffi.clj
@@ -245,7 +245,7 @@
     "someFunc" [::pointer] ::int
     []
     (let [out-int (alloc-instance ::int)
-          success? (zero? (some-func (.address out-int)))]
+          success? (zero? (some-func (address-of out-int)))]
       (if success?
         (deserialize ::int out-int)
         (throw (ex-info (getErrorString) {})))))