diff --git a/Preparing_fast5_for_analysis/requirements.txt b/Preparing_fast5_for_analysis/requirements.txt
index d52d9d5..45f462d 100644
--- a/Preparing_fast5_for_analysis/requirements.txt
+++ b/Preparing_fast5_for_analysis/requirements.txt
@@ -1,4 +1,4 @@
 matplotlib==2.2.2
 h5py==2.9.0
-numpy==1.14.3
+numpy==1.22.0
 pandas==0.22.0