diff --git a/org/ystia/samples/apache-log-generator/linux/ansible/files/requirements.txt b/org/ystia/samples/apache-log-generator/linux/ansible/files/requirements.txt
index 79221eb3..ceb706e4 100644
--- a/org/ystia/samples/apache-log-generator/linux/ansible/files/requirements.txt
+++ b/org/ystia/samples/apache-log-generator/linux/ansible/files/requirements.txt
@@ -1,5 +1,5 @@
 fake-factory==0.7.2
-numpy==1.11.2
+numpy==1.21.0
 Faker==0.7.3
 pytz==2016.7
 tzlocal==1.3.0
\ No newline at end of file