diff --git a/requirements.txt b/requirements.txt
index 3325846..dc0033d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 matplotlib==2.2.4
-numpy==1.16.4
+numpy==1.22.0
 PyInstaller==3.4
 pyparsing==2.4.0
 pyserial==3.4