diff --git a/poetry.lock b/poetry.lock
index 5d62d2a0..842fd9d6 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.4 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.1 and should not be changed by hand.
 
 [[package]]
 name = "anyascii"
@@ -2422,18 +2422,18 @@ files = [
 
 [[package]]
 name = "textblob"
-version = "0.17.1"
+version = "0.20.0"
 description = "Simple, Pythonic text processing. Sentiment analysis, part-of-speech tagging, noun phrase parsing, and more."
 optional = false
-python-versions = "*"
+python-versions = ">=3.10"
 groups = ["main"]
 files = [
-    {file = "textblob-0.17.1-py2.py3-none-any.whl", hash = "sha256:15546d7f309e96a3f542bee42751c8e5ce4d519d3d274ee79df2318141f0b788"},
-    {file = "textblob-0.17.1.tar.gz", hash = "sha256:8dc0875dfab1eaf0dc772a9dbc4afaa9ca93d0e35cd62cb792f3a38e067ab68f"},
+    {file = "textblob-0.20.0-py3-none-any.whl", hash = "sha256:f32e5240a17a98a8d026cdf7add8f5e0c7d4f1f2e91dad77bc9493e5ab3c6bd5"},
+    {file = "textblob-0.20.0.tar.gz", hash = "sha256:ae9bef3a16cecb4aae3e995cc8c6fe98a9d2a6ffdd58990dcd68e817e8d66b9e"},
 ]
 
 [package.dependencies]
-nltk = {version = ">=3.1", markers = "python_version >= \"3\""}
+nltk = ">=3.9"
 
 [[package]]
 name = "textsearch"
@@ -2615,4 +2615,4 @@ scikit-learn = ["scikit-learn"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.11,<3.13"
-content-hash = "55ed40695a5442715f1e3379fc3920e570cc0a1de6a95fdbe9aa8e160a4c46e3"
+content-hash = "a42e2ac2afc63e4df52bc62dd5e51dab6d83235d78121fdadffedc02142ab4f0"
diff --git a/pyproject.toml b/pyproject.toml
index 72466b35..448c946b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ homepage = "https://github.com/KnowledgeCaptureAndDiscovery/somef"
     numpy = "^1.26.3"
     pandas = "^2.1.4"
     rdflib = ">7.0.0"
-    textblob = "^0.17.1"
+    textblob = ">=0.17.1,<0.21.0"
     validators = "^0.22.0"
     xgboost = "^2.0.3"
     scipy = "^1.11.4"