diff --git a/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/dockers/requirements.txt b/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/dockers/requirements.txt
index 7a3ee3c5..a046b59d 100644
--- a/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/dockers/requirements.txt
+++ b/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/dockers/requirements.txt
@@ -5,6 +5,6 @@ joblib==1.2.0
 numpy==2.0.2
 tqdm==4.66.3
 cython==0.29
-nltk==3.9
+nltk==3.9.3
 flake8==3.5.0
 git+https://github.com/molecularsets/moses.git@master#egg=moses
diff --git a/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/requirements.txt b/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/requirements.txt
index 7a3ee3c5..a046b59d 100644
--- a/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/requirements.txt
+++ b/examples/generation/docking_generation/guacamol_tdc/guacamol_baselines/requirements.txt
@@ -5,6 +5,6 @@ joblib==1.2.0
 numpy==2.0.2
 tqdm==4.66.3
 cython==0.29
-nltk==3.9
+nltk==3.9.3
 flake8==3.5.0
 git+https://github.com/molecularsets/moses.git@master#egg=moses