diff --git a/pc/requirements.txt b/pc/requirements.txt
index 4fa03b7..524f603 100644
--- a/pc/requirements.txt
+++ b/pc/requirements.txt
@@ -1,6 +1,6 @@
 appdirs==1.4.0
 argcomplete==1.4.1
-numpy==1.11.1
+numpy==1.21.0
 opencv-python==3.1.0.1
 Pillow==3.3.1
 pyserial==3.1.1