diff --git a/tests/lib/jasmine-ext.js b/tests/lib/jasmine-ext.js
index 25ecbcd..4a2d991 100644
--- a/tests/lib/jasmine-ext.js
+++ b/tests/lib/jasmine-ext.js
@@ -1,6 +1,12 @@
 
 beforeEach(function() {
 
+	// don't show warnings about deprecated methods like `moment.lang`, etc.
+	// at some point we'll require moment version above 2.8.
+	// until then, it's too annoying to support two versions.
+	// (not the best place for this)
+	moment.suppressDeprecationWarnings = true;
+
 	jasmine.addMatchers({
 		toEqualMoment: function() {
 			return {