diff --git a/tf_quant_finance/examples/demos/option_pricing_basic/downloader/requirements.txt b/tf_quant_finance/examples/demos/option_pricing_basic/downloader/requirements.txt
index 33c0a128d..f454abaf1 100644
--- a/tf_quant_finance/examples/demos/option_pricing_basic/downloader/requirements.txt
+++ b/tf_quant_finance/examples/demos/option_pricing_basic/downloader/requirements.txt
@@ -1,6 +1,6 @@
-Flask==1.1.2
-requests==2.23.0
+Flask==2.2.5
+requests==2.32.0
 google-cloud-storage==1.28.0
 absl-py==0.9.0
 pyzmq==19.0.0
-numpy==1.21
+numpy==1.22.0