diff --git a/requirements.txt b/requirements.txt
index 1e0b1fa..3fd3bf8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ pyserial  ~= 3.5
 
 #  Scientific
 
-numpy     == 1.21.0    # Must lock version, because newer versions have removed support for `np.float`, breaking manually zooming into pyqtgraph graphs.
+numpy     == 1.22.0    # Must lock version, because newer versions have removed support for `np.float`, breaking manually zooming into pyqtgraph graphs.
 numba     == 0.53.1
 scipy
 pyfftw