diff --git a/scripts/deploy-docs.sh b/scripts/deploy-docs.sh
index e7f71ae414..ab372100a9 100755
--- a/scripts/deploy-docs.sh
+++ b/scripts/deploy-docs.sh
@@ -15,6 +15,7 @@ livereload==2.6.1
 lunr==0.5.8
 Markdown==3.2.2
 mkdocs==1.1.2
+mkdocs-exclude==1.0.2
 mkdocs-material==5.2.2
 nltk==3.5
 pymdown-extensions==7.1