diff --git a/tests/requirements.txt b/tests/requirements.txt
index 03d6378..f2b2ed9 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -7,8 +7,8 @@
 # Pin down pytest
 pytest==7.4.4 
 dash[dev,testing]>=1.3.1
-chromedriver-binary==80.0.3987.106.0
+# chromedriver-binary==80.0.3987.106.0
 pytest-mock==3.2.0
 flaky==3.7.0
-pytest-sugar==0.9.4
+pytest-sugar>=1.0.0
 
diff --git a/tests/scene_3d_test.py b/tests/scene_3d_test.py
index ed3a5ab..cff20ad 100644
--- a/tests/scene_3d_test.py
+++ b/tests/scene_3d_test.py
@@ -213,26 +213,31 @@ def test_color_rendering(self):
 
     def test_scene_switcher(self):
         # check if adding a new scene clean the old one
-        dropdown = self.dash_duo.find_element('#demo-dropdown input', timeout=10)
-        dropdown.send_keys('Scene2')
-        dropdown.send_keys(Keys.ENTER)
-        time.sleep(1)
+        # dropdown = self.dash_duo.find_element('#demo-dropdown input')
+        # dropdown = self.dash_duo.wait_for_element('#demo-dropdown', timeout=10)
+        # dropdown.send_keys('Scene2')
+        # dropdown.send_keys(Keys.ENTER)
+        # time.sleep(1)
+        self.dash_duo.select_dcc_dropdown('#demo-dropdown', value='Scene2')
         # but there are 2 visible spheres, try to understand the path :/
         self.scene.check_path(1)
-        dropdown.send_keys('Scene1')
-        dropdown.send_keys(Keys.ENTER)
-        time.sleep(1)
+        # dropdown.send_keys('Scene1')
+        # dropdown.send_keys(Keys.ENTER)
+        # time.sleep(1)
+        self.dash_duo.select_dcc_dropdown('#demo-dropdown', value='Scene1')
         self.scene.check_path(7)
         # this will add new elements, as the name of the scene is different
-        dropdown.send_keys('Scene3')
-        dropdown.send_keys(Keys.ENTER)
-        time.sleep(1)
+        # dropdown.send_keys('Scene3')
+        # dropdown.send_keys(Keys.ENTER)
+        # time.sleep(1)
+        self.dash_duo.select_dcc_dropdown('#demo-dropdown', value='Scene3')
         # investigate... this seems fine with webgl and
         self.scene.check_path(343)
         # test incorrect scene
-        dropdown.send_keys('Scene4')
-        dropdown.send_keys(Keys.ENTER)
-        time.sleep(1)
+        # dropdown.send_keys('Scene4')
+        # dropdown.send_keys(Keys.ENTER)
+        # time.sleep(1)
+        self.dash_duo.select_dcc_dropdown('#demo-dropdown', value='Sceneˋ')
         self.scene.check_path(343)
 
     # def test_camera_state(self):
diff --git a/tests/test_bibfilter.py b/tests/test_bibfilter.py
index 4af8ded..9884ae5 100644
--- a/tests/test_bibfilter.py
+++ b/tests/test_bibfilter.py
@@ -51,5 +51,12 @@ def test_bibfilter(dash_duo):
     dash_duo.find_element('.mpc-bib-filter-input').clear()
     assert len(dash_duo.find_elements('.mpc-bib-card')) == 2
     dash_duo.find_element('.mpc-sort-button').click()
-    first_result = dash_duo.find_elements('.mpc-bib-card')[0]
-    assert first_result.find_element_by_css_selector('.mpc-publication-button').text == 'Physical Review X, 2015'
\ No newline at end of file
+
+    # leave the old testing code here:
+    # problem: the test become flacky when there is race condition between Python script and DOM
+    # first_result = dash_duo.find_elements('.mpc-bib-card')[0]
+    # first_result = dash_duo.find_element('.mpc-bib-card .mpc-publication-button').text
+    # assert first_result == 'Physical Review X, 2015'
+
+    selector = ".mpc-bib-card:nth-of-type(1) .mpc-publication-button"
+    dash_duo.wait_for_text_to_equal(selector, 'Physical Review X, 2015', timeout=10)
\ No newline at end of file