diff --git a/python/_restclient/pyproject.toml b/python/_restclient/pyproject.toml
index c65d451c..a12e2f23 100644
--- a/python/_restclient/pyproject.toml
+++ b/python/_restclient/pyproject.toml
@@ -13,7 +13,7 @@ classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Education",
     "Intended Audience :: Science/Research",
-    "License :: Free To Use But Restricted",
+    "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
diff --git a/python/events/pyproject.toml b/python/events/pyproject.toml
index d9d08283..d39d17ca 100644
--- a/python/events/pyproject.toml
+++ b/python/events/pyproject.toml
@@ -13,7 +13,7 @@ classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Education",
     "Intended Audience :: Science/Research",
-    "License :: Free To Use But Restricted",
+    "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
diff --git a/python/metrics/pyproject.toml b/python/metrics/pyproject.toml
index 9c58ff0b..c47e15c3 100644
--- a/python/metrics/pyproject.toml
+++ b/python/metrics/pyproject.toml
@@ -15,7 +15,7 @@ classifiers = [
     "Development Status :: 4 - Beta",
     "Intended Audience :: Education",
     "Intended Audience :: Science/Research",
-    "License :: Free To Use But Restricted",
+    "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
diff --git a/python/nwis_client/pyproject.toml b/python/nwis_client/pyproject.toml
index 648ccc3a..848938e5 100644
--- a/python/nwis_client/pyproject.toml
+++ b/python/nwis_client/pyproject.toml
@@ -16,7 +16,7 @@ classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Education",
     "Intended Audience :: Science/Research",
-    "License :: Free To Use But Restricted",
+    "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
@@ -27,7 +27,7 @@ classifiers = [
 dependencies = [
     "pandas",
     "numpy",
-    "hydrotools._restclient>=3.0.4",
+    "hydrotools._restclient>=4.0.0",
     "aiohttp",
     "click",
 ]
diff --git a/python/nwm_client/pyproject.toml b/python/nwm_client/pyproject.toml
index ece4768e..3f9cc18e 100644
--- a/python/nwm_client/pyproject.toml
+++ b/python/nwm_client/pyproject.toml
@@ -38,7 +38,7 @@ dependencies = [
     "azure-storage-blob",
     "planetary-computer",
     "adlfs",
-    "hydrotools._restclient",
+    "hydrotools._restclient>=4.0.0",
     "dask[dataframe]",
 ]
 dynamic = ["version"]
diff --git a/python/svi_client/pyproject.toml b/python/svi_client/pyproject.toml
index 171b1ae6..4caf0df1 100644
--- a/python/svi_client/pyproject.toml
+++ b/python/svi_client/pyproject.toml
@@ -13,7 +13,7 @@ classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Education",
     "Intended Audience :: Science/Research",
-    "License :: Free To Use But Restricted",
+    "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
@@ -22,7 +22,7 @@ classifiers = [
     "Operating System :: OS Independent",
 ]
 dependencies = [
-    "hydrotools._restclient",
+    "hydrotools._restclient>=4.0.0",
     "numpy >=1.20.0",
     "pandas",
     "geopandas",