diff --git a/study_material/intro-to-tflearn/requirements.txt b/study_material/intro-to-tflearn/requirements.txt
index f0962ed..7a2d827 100644
--- a/study_material/intro-to-tflearn/requirements.txt
+++ b/study_material/intro-to-tflearn/requirements.txt
@@ -29,7 +29,7 @@ pandas==0.19.2
 pandocfilters==1.4.1
 pexpect==4.2.1
 pickleshare==0.7.4
-Pillow==4.0.0
+Pillow==7.1.0
 prompt-toolkit==1.0.14
 protobuf==3.2.0
 ptyprocess==0.5.1