diff --git a/backend/src/app/http/awsns.clj b/backend/src/app/http/awsns.clj
index fdf217db7..d4c9eaca4 100644
--- a/backend/src/app/http/awsns.clj
+++ b/backend/src/app/http/awsns.clj
@@ -26,7 +26,7 @@
 
 (defmethod ig/init-key ::handler
   [_ cfg]
-  (fn [request respond raise]
+  (fn [request respond _]
     (try
       (let [body  (parse-json (slurp (:body request)))
             mtype (get body "Type")]
diff --git a/common/src/app/common/data.cljc b/common/src/app/common/data.cljc
index 9dfba00ad..69e30c6a5 100644
--- a/common/src/app/common/data.cljc
+++ b/common/src/app/common/data.cljc
@@ -6,7 +6,7 @@
 
 (ns app.common.data
   "Data manipulation and query helper functions."
-  (:refer-clojure :exclude [read-string hash-map merge name parse-double group-by])
+  (:refer-clojure :exclude [read-string hash-map merge name parse-double group-by iteration])
   #?(:cljs
      (:require-macros [app.common.data]))
   (:require
diff --git a/common/src/app/common/math.cljc b/common/src/app/common/math.cljc
index 67a327da8..6b61b3d73 100644
--- a/common/src/app/common/math.cljc
+++ b/common/src/app/common/math.cljc
@@ -6,6 +6,7 @@
 
 (ns app.common.math
   "A collection of math utils."
+  (:refer-clojure :exclude [abs])
   #?(:cljs
      (:require [goog.math :as math])))