diff --git a/requirements.txt b/requirements.txt
index 542e68b5f..aeec7c297 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 docutils~=0.14
+libsass==0.18.0
 pygments~=2.6.1
 pygments-csv-lexer~=0.1
-pysass~=0.1.0
 sphinx~=3.0
 werkzeug==0.14.1