diff --git a/.circleci/config.yml b/.circleci/config.yml
index 592711fb..34b7de22 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -116,7 +116,6 @@ jobs:
       #     command: |
       #       python -m pip install numpy==1.22.0
 
-
       - run:
           name: Build documentation
           command: |
diff --git a/pyproject.toml b/pyproject.toml
index 31d8c98b..ff1e59c7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,6 +52,7 @@ doc = [
   'graphviz',
   'pygraphviz',
   'pgmpy',
+  'dowhy',
 ]
 style = [
   "pre-commit",