diff --git a/src/main/lemondronor/advisorycircular.cljs b/src/main/lemondronor/advisorycircular.cljs
index 8f15ec1..c3a5de9 100644
--- a/src/main/lemondronor/advisorycircular.cljs
+++ b/src/main/lemondronor/advisorycircular.cljs
@@ -79,7 +79,7 @@
 
 
 (defn parse-adsbexchange-ac-element [e]
-  (let [nilstr #(if (= % "") nil %)
+  (let [nilstr #(if (= % "") nil (string/trim %))
         numstr #(if (= % "") nil (js/parseFloat %))
         boolstr #(if (or (= % "1") (= (string/lower-case %) "true"))
                    true