diff --git a/poetry.lock b/poetry.lock
index 7a0cd4f9..13198359 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -2423,18 +2423,18 @@ 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"
@@ -2613,4 +2613,4 @@ scikit-learn = ["scikit-learn"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.11,<3.13"
-content-hash = "f9ccb0915a5b8fd9fc9a122a2c77252dca25837fa06b229f20920aa662a439c2"
+content-hash = "5c31cf5c9a670a014c70084ef93e0ded6503ea7c70cf0197a9167e421f0394d7"
diff --git a/pyproject.toml b/pyproject.toml
index 70d5bc02..261582d2 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,<4.0.0"
     scipy = "^1.11.4"