diff --git a/orangecontrib/text/corpus.py b/orangecontrib/text/corpus.py
index b0660a830..8de6b753e 100644
--- a/orangecontrib/text/corpus.py
+++ b/orangecontrib/text/corpus.py
@@ -1,6 +1,6 @@
 import os
 from collections import Counter, defaultdict
-from copy import copy, deepcopy
+from copy import copy
 from numbers import Integral
 from itertools import chain
 from typing import Union, Optional, List, Tuple, Dict
@@ -19,15 +19,6 @@
 )
 from Orange.preprocess.transformation import Identity
 from Orange.data.util import get_unique_names
-
-# Gensim is 4.3.2 is incompatible with scipy 1.3, where they removed triu/
-# thus hack what it is missing here it.
-# Remove this section after we depend on newer gensim
-import scipy.linalg
-if "triu" not in scipy.linalg.__dict__:
-    scipy.linalg.triu = np.triu
-
-from gensim import corpora
 from orangewidget.utils.signals import summarize, PartialSummary
 import scipy.sparse as sp
 
diff --git a/orangecontrib/text/misc/nltk_data_download.py b/orangecontrib/text/misc/nltk_data_download.py
index 781c5b8e9..6cf49ec24 100644
--- a/orangecontrib/text/misc/nltk_data_download.py
+++ b/orangecontrib/text/misc/nltk_data_download.py
@@ -22,8 +22,8 @@
     'punkt',
     'opinion_lexicon',
     'vader_lexicon',
-    'averaged_perceptron_tagger',
-    'maxent_treebank_pos_tagger',
+    'averaged_perceptron_tagger_eng',
+    'maxent_treebank_pos_tagger_tab',
     'omw-1.4',
 ]
 
diff --git a/orangecontrib/text/tests/test_corpus.py b/orangecontrib/text/tests/test_corpus.py
index aa20b5f4f..02c56f2ec 100644
--- a/orangecontrib/text/tests/test_corpus.py
+++ b/orangecontrib/text/tests/test_corpus.py
@@ -1,7 +1,6 @@
 import os
 import pickle
 import unittest
-from datetime import datetime
 
 import numpy as np
 from numpy.testing import assert_array_equal
@@ -16,7 +15,6 @@
 from orangewidget.utils.signals import summarize
 from scipy.sparse import csr_matrix, issparse
 
-import orangecontrib
 from orangecontrib.text import preprocess
 from orangecontrib.text.corpus import Corpus
 from orangecontrib.text.preprocess import (
@@ -27,18 +25,6 @@
 from orangecontrib.text.tag import AveragedPerceptronTagger
 
 
-class ImportHack(unittest.TestCase):
-
-    def test_perhaps_remove_gensim_hack(self):
-        now = datetime.now()
-        if (now.year, now.month) >= (2024, 7):
-            self.fail(
-                "Check if gensim newer than 4.3.2 is available; if so, add it "
-                "to requirements, remove the scipy monkey-patch in corpus.py "
-                "and this test."
-            )
-
-
 class CorpusTests(unittest.TestCase):
     def setUp(self):
         self.pos_tagger = AveragedPerceptronTagger()
diff --git a/requirements.txt b/requirements.txt
index 36c489f1d..e6fadc0b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,11 +3,11 @@ beautifulsoup4
 biopython  # Enables Pubmed widget.
 conllu
 docx2txt>=0.6
-gensim>=4.3.0,!=4.3.1  # gensim 4.3.1 is build on numpy 1.24, causing error on older numpys
+gensim>=4.3.3
 httpx!=0.23.1  # temporary fix - semantic search fail (but only in tests)
 langdetect
 lemmagen3
-nltk>=3.0.5     # TweetTokenizer introduced in 3.0.5
+nltk>=3.9.1
 numpy
 odfpy>=1.3.5
 Orange3 >=3.35.0
diff --git a/tox.ini b/tox.ini
index 1dc69c880..7758b2842 100644
--- a/tox.ini
+++ b/tox.ini
@@ -29,6 +29,7 @@ deps =
     oldest: orange-canvas-core==0.1.30
     oldest: orange-widget-base==4.20.0
     oldest: pandas==1.4.0
+    oldest: nltk==3.9.1
     latest: https://github.com/biolab/orange3/archive/refs/heads/master.zip#egg=orange3
     latest: https://github.com/biolab/orange3-network/archive/refs/heads/master.zip#egg=orange3-network
     latest: https://github.com/biolab/orange-canvas-core/archive/refs/heads/master.zip#egg=orange-canvas-core