diff --git a/requirements.txt b/requirements.txt
index f05a1b2..e69de29 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +0,0 @@
-plotly==5.21.0
-pandas>=2.0.0
-pyarrow>=16.0.0
-redis>=5.0.0
diff --git a/setup.cfg b/setup.cfg
index 2885286..3dd4f03 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -24,6 +24,11 @@ packages = find:
 namespace_packages = ckanext
 install_requires =
                  typing-extensions>=4.3.0
+                 pandas>=2.0.0,<3.0.0
+                 pyarrow>=16.0.0,<17.0.0
+                 plotly>=5.21.0,<6.0.0
+                 redis>=5.0.0,<6.0.0
+
 include_package_data = True
 
 [options.entry_points]