diff --git a/server/app/rest_api/rest.py b/server/app/rest_api/rest.py
index 95dc7e17..bc15c44d 100644
--- a/server/app/rest_api/rest.py
+++ b/server/app/rest_api/rest.py
@@ -435,5 +435,5 @@ def get_api_resources():
     api.add_resource(InitializeAPI, "/initialize")
     api.add_resource(CellsAPI, "/cells")
     api.add_resource(ExpressionAPI, "/expression")
-    api.add_resource(DifferentialExpressionAPI, "/diffexp")
+    api.add_resource(DifferentialExpressionAPI, "/diffexpression")
     return api
diff --git a/server/test/test_api.py b/server/test/test_api.py
index e4f67634..b004740a 100644
--- a/server/test/test_api.py
+++ b/server/test/test_api.py
@@ -48,7 +48,7 @@ class EndPoints(unittest.TestCase):
         assert len(result_data["data"]["cells"][0]['e']) == 3
 
     def test_diffexp(self):
-        url = "{base}{endpoint}".format(base=self.url_base, endpoint="diffexp")
+        url = "{base}{endpoint}".format(base=self.url_base, endpoint="diffexpression")
         result = self.session.post(url, data=json.dumps({"celllist1": ["AAACATACAACCAC-1", "AACCGATGGTCATG-1"], "celllist2": ["CCGATAGACCTAAG-1", "GGTGGAGAAGTAGA-1"]}), headers={'content-type': 'application/json'})
         assert result.status_code == 200
         
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