diff --git a/src/day8/re_frame/http_fx.cljs b/src/day8/re_frame/http_fx.cljs
index bf09848..4b86bf8 100644
--- a/src/day8/re_frame/http_fx.cljs
+++ b/src/day8/re_frame/http_fx.cljs
@@ -2,8 +2,7 @@
   (:require
     [goog.net.ErrorCode :as errors]
     [re-frame.core :refer [reg-fx dispatch console]]
-    [ajax.core :as ajax]
-    #_[cljs.spec :as s]))
+    [ajax.core :as ajax]))
 
 ;; I provide the :http-xhrio effect handler leveraging cljs-ajax lib
 ;; see API docs https://github.com/JulianBirch/cljs-ajax
@@ -52,37 +51,9 @@
                             api))
         (dissoc :on-success :on-failure))))
 
-;; Specs commented out until ClojureScript has a stable release of spec.
-;
-;(s/def ::method keyword?)
-;(s/def ::uri string?)
-;(s/def ::response-format (s/keys :req-un [::description ::read ::content-type]))
-;(s/def ::format (s/keys :req-un [::write ::content-type]))
-;(s/def ::timeout nat-int?)
-;(s/def ::params any?)
-;(s/def ::headers map?)
-;(s/def ::with-credentials boolean?)
-;
-;(s/def ::on-success vector?)
-;(s/def ::on-failure vector?)
-;
-;(s/def ::request-map (s/and (s/keys :req-un [::method ::uri ::response-format ::on-success ::on-failure]
-;                                    :opt-un [::format ::timeout ::params ::headers ::with-credentials])
-;                            (fn [m] (if (contains? m :params)
-;                                      (contains? m :format)
-;                                      true))))
-;
-;(s/def ::sequential-or-map (s/or :request-map ::request-map :seq-request-maps (s/coll-of ::request-map
-;                                                                                         :kind sequential?
-;                                                                                         :into [])))
-
 (defn http-effect
   [request]
-  #_(when-not (s/valid? ::sequential-or-map request)
-      (throw (ex-info "http-xhrio fx: spec error" (s/explain-data ::sequential-or-map request))))
-  (let [#_ #_ [conform-val v] (s/conform ::sequential-or-map request)
-        #_ #_ seq-request-maps (if (= :seq-request-maps conform-val) v [v])
-        seq-request-maps (if (sequential? request) request [request])]
+  (let [seq-request-maps (if (sequential? request) request [request])]
     (doseq [request seq-request-maps]
       (-> request request->xhrio-options ajax/ajax-request))))
 
diff --git a/test/day8/re_frame/http_fx_test.cljs b/test/day8/re_frame/http_fx_test.cljs
index 8f0d22e..841cd29 100644
--- a/test/day8/re_frame/http_fx_test.cljs
+++ b/test/day8/re_frame/http_fx_test.cljs
@@ -129,20 +129,4 @@
                                       :timeout         5000
                                       :response-format (ajax/json-response-format {:keywords? true})
                                       :on-success      [::good-http-result done "test-token1"]
-                                      :on-failure      [::bad-http-result done "test-token1"]}]])))
-
-; Commented out until we re-enable spec
-;(deftest invalid-fx-test
-;  (is (= ::s/invalid
-;         (s/conform ::http-fx/request-map {})))
-;  (is (= ::s/invalid
-;         (s/conform ::http-fx/request-map {:method          :get
-;                                           :uri             "https://api.github.com"
-;                                           :response-format :json
-;                                           :on-success      [:x]
-;                                           :on-failure      [:y]})))
-;  (is (= ::s/invalid
-;         (s/conform ::http-fx/request-map {:method          :get
-;                                           :uri             "https://api.github.com"
-;                                           :response-format (ajax/json-response-format)
-;                                           :on-success      [:x]}))))
+                                      :on-failure      [::bad-http-result done "test-token1"]}]])))
\ No newline at end of file