diff --git a/requirements.txt b/requirements.txt
index 441e73b..3905b9b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ mcpi==0.1.1
 microdotphat==0.1.3
 mote==0.0.3
 motephat==0.0.2
-numpy==1.12.1
+numpy==1.21.0
 oauthlib==2.0.1
 phatbeat==0.0.2
 pianohat==0.0.5