diff --git a/experiment-electrum/requirements.txt b/experiment-electrum/requirements.txt
index 0e63fe7..c13b810 100644
--- a/experiment-electrum/requirements.txt
+++ b/experiment-electrum/requirements.txt
@@ -7,7 +7,7 @@ ecdsa==0.13
 jsonrpclib==0.1.7
 jsonstreamer==1.3.6
 matplotlib==1.5.3
-numpy==1.11.3
+numpy==1.22.0
 pbkdf2==1.3
 progressbar2==3.12.0
 protobuf==3.1.0.post1