diff --git a/4_efficientdet/installation/requirements.txt b/4_efficientdet/installation/requirements.txt
index 7f357ad..0647685 100644
--- a/4_efficientdet/installation/requirements.txt
+++ b/4_efficientdet/installation/requirements.txt
@@ -6,7 +6,7 @@ pandas
 cython
 tqdm
 
-pillow==6.0.0
+pillow==8.1.1
 opencv-python
 
 torch==1.3