diff --git a/topological_classifier/requirements.txt b/topological_classifier/requirements.txt
index cc003d8..3019c55 100644
--- a/topological_classifier/requirements.txt
+++ b/topological_classifier/requirements.txt
@@ -20,7 +20,7 @@ mock==3.0.5
 networkx==2.2
 numpy==1.16.3
 pandas==0.24.2
-Pillow==6.0.0
+Pillow==9.3.0
 pkg-resources==0.0.0
 protobuf==3.7.1
 pyparsing==2.4.0