diff --git a/HISTORY.rst b/HISTORY.rst
index d55ec558..442314e1 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,6 +3,10 @@
 History
 -------
 
+3.4.1 (2023-04-23)
+~~~~~~~~~~~~~~~~~~
+*   Pandas 2.x release, the drop shall use .drop(saliency, axis=1) #247
+
 3.4.0 (2023-02-12)
 ~~~~~~~~~~~~~~~~~~
 
diff --git a/pyLDAvis/_prepare.py b/pyLDAvis/_prepare.py
index c3fc45c5..37df65f4 100644
--- a/pyLDAvis/_prepare.py
+++ b/pyLDAvis/_prepare.py
@@ -241,7 +241,7 @@ def _topic_info(topic_term_dists, topic_proportion, term_frequency, term_topic_f
         'Total': term_frequency,
         'Category': 'Default'})
     default_term_info = default_term_info.sort_values(
-        by='saliency', ascending=False).head(R).drop('saliency', 1)
+        by='saliency', ascending=False).head(R).drop('saliency', axis=1)
     # Rounding Freq and Total to integer values to match LDAvis code:
     default_term_info['Freq'] = np.floor(default_term_info['Freq'])
     default_term_info['Total'] = np.floor(default_term_info['Total'])
diff --git a/setup.py b/setup.py
index f1492282..5ddc92e6 100755
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
 
 setup(
     name='pyLDAvis',
-    version='3.4.0',
+    version='3.4.1',
     description='Interactive topic model visualization. Port of the R package.',
     long_description=readme,
     author='Ben Mabey',