diff --git a/pyproject.toml b/pyproject.toml
index 9b41b4bb..3b5cc617 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ dependencies = [
     "azure-storage-blob==12.23.1",
     "langdetect==1.0.9",
     "langchain==1.1.0",
-    "langchain-text-splitters==1.0.0",
+    "langchain-text-splitters==1.1.1",
     "openai==2.8.1",
     "pydantic==2.12.5",
     "pillow==12.0.0",
diff --git a/redactor/requirements.txt b/redactor/requirements.txt
index 446818a9..c26e49c4 100644
--- a/redactor/requirements.txt
+++ b/redactor/requirements.txt
@@ -8,7 +8,7 @@ azure-servicebus==7.14.3
 coverage==7.12.0
 filelock==3.25.2
 langchain==1.1.0
-langchain-text-splitters==1.0.0
+langchain-text-splitters==1.1.1
 langdetect==1.0.9
 mock==5.2.0
 openai==2.8.1