diff --git a/requirements.txt b/requirements.txt
index a5b5500..8575a74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 # Requirements for running pyMPCDI
 
-Pillow==5.2.0
+Pillow==8.1.1
 PyOpenGL==3.1.0
 numpy==1.15.1