diff --git a/packages/toolbox-core/pyproject.toml b/packages/toolbox-core/pyproject.toml
index 6e44e0a11..45b8bbffc 100644
--- a/packages/toolbox-core/pyproject.toml
+++ b/packages/toolbox-core/pyproject.toml
@@ -12,7 +12,7 @@ authors = [
 dependencies = [
     "pydantic>=2.7.0,<3.0.0",
     "aiohttp>=3.8.6,<4.0.0",
-    "deprecated>=1.2.15,<2.0.0",
+    "deprecated>=3.0.0,<3.1.0",
     "google-auth>=2.0.0,<3.0.0",
     "requests>=2.19.0,<3.0.0"
 ]
diff --git a/packages/toolbox-core/requirements.txt b/packages/toolbox-core/requirements.txt
index d32e231b9..e19479009 100644
--- a/packages/toolbox-core/requirements.txt
+++ b/packages/toolbox-core/requirements.txt
@@ -1,5 +1,5 @@
 aiohttp==3.14.3
 pydantic==2.13.4
-deprecated==1.3.1
+deprecated==3.0.0
 requests==2.34.2
 google-auth==2.53.0
\ No newline at end of file
diff --git a/packages/toolbox-langchain/pyproject.toml b/packages/toolbox-langchain/pyproject.toml
index 08b8df121..0943b9743 100644
--- a/packages/toolbox-langchain/pyproject.toml
+++ b/packages/toolbox-langchain/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "PyYAML>=6.0.1,<7.0.0",
     "pydantic>=2.7.0,<3.0.0",
     "aiohttp>=3.8.6,<4.0.0",
-    "deprecated>=1.1.0,<2.0.0",
+    "deprecated>=3.0.0,<3.1.0",
 ]
 
 classifiers = [
diff --git a/packages/toolbox-langchain/requirements.txt b/packages/toolbox-langchain/requirements.txt
index 69947c282..827525f0a 100644
--- a/packages/toolbox-langchain/requirements.txt
+++ b/packages/toolbox-langchain/requirements.txt
@@ -3,4 +3,4 @@ langchain-core==1.4.0
 PyYAML==6.0.3
 pydantic==2.13.4
 aiohttp==3.14.3
-deprecated==1.3.1
\ No newline at end of file
+deprecated==3.0.0
\ No newline at end of file
diff --git a/packages/toolbox-llamaindex/pyproject.toml b/packages/toolbox-llamaindex/pyproject.toml
index c7df34736..75e6af5b0 100644
--- a/packages/toolbox-llamaindex/pyproject.toml
+++ b/packages/toolbox-llamaindex/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "PyYAML>=6.0.1,<7.0.0",
     "pydantic>=2.8.0,<3.0.0",
     "aiohttp>=3.8.6,<4.0.0",
-    "deprecated>=1.2.10,<2.0.0",
+    "deprecated>=3.0.0,<3.1.0",
 ]
 
 classifiers = [
diff --git a/packages/toolbox-llamaindex/requirements.txt b/packages/toolbox-llamaindex/requirements.txt
index db5396f3c..a7746b7d1 100644
--- a/packages/toolbox-llamaindex/requirements.txt
+++ b/packages/toolbox-llamaindex/requirements.txt
@@ -3,4 +3,4 @@ llama-index-core==0.14.22
 PyYAML==6.0.3
 pydantic==2.13.4
 aiohttp==3.14.3
-deprecated==1.3.1
+deprecated==3.0.0