diff --git a/lib/jasmine-core/boot.js b/lib/jasmine-core/boot.js
index 9dce2ab1..aec7ed6d 100644
--- a/lib/jasmine-core/boot.js
+++ b/lib/jasmine-core/boot.js
@@ -69,11 +69,6 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     },
 
     clock: env.clock,
-
-    addCustomEqualityTester: function(tester) {
-      env.addCustomEqualityTester(tester);
-    },
-
     jsApiReporter: new jasmine.JsApiReporter({
       timer: new jasmine.Timer()
     })
diff --git a/spec/support/dev_boot.js b/spec/support/dev_boot.js
index b09f0318..83e5eed0 100644
--- a/spec/support/dev_boot.js
+++ b/spec/support/dev_boot.js
@@ -48,11 +48,6 @@
     },
 
     clock: env.clock,
-
-    addCustomEqualityTester: function(tester) {
-      env.addCustomEqualityTester(tester);
-    },
-
     jsApiReporter: new jasmine.JsApiReporter({
       timer: new jasmine.Timer()
     })