diff --git a/drybell/requirements.txt b/drybell/requirements.txt
index c18c4d2..0d53469 100644
--- a/drybell/requirements.txt
+++ b/drybell/requirements.txt
@@ -1,4 +1,4 @@
 dask[complete]>=2.1.0,<3.0.0
 pyarrow>=0.14.1,<0.15.0
-pyspark==2.4.3
+pyspark==3.4.4
 spacy>=2.1.0,<3.0.0
\ No newline at end of file