diff --git a/docs/conf.py b/docs/conf.py
index 5b80cf9..9e4d99f 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -37,6 +37,7 @@
     "sphinx.ext.viewcode",
     "sphinx.ext.napoleon",
     "nbsphinx",
+    "sphinx_rtd_theme",
 ]
 
 autosummary_generate = True
diff --git a/docs/requirements.txt b/docs/requirements.txt
index 0229b5e..c91ecb4 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,5 @@
 sphinx==7.0.1
 nbsphinx
 ipython
-xarray
\ No newline at end of file
+xarray
+sphinx-rtd-theme
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index ffaffe8..1558b04 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -55,7 +55,7 @@ dependencies = ["pre-commit"]
 dependences = [
     "nbsphinx",
     "sphinx",
-    "sphinx_rtd_theme",
+    "sphinx-rtd-theme",
 ]
 
 [tool.hatch.envs.docs.scripts]