diff --git a/requirements.txt b/requirements.txt
index a196866..410aa59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 indexed.py==0.0.1
-numpy==1.16.4
+numpy==1.18.1
 PyQt5==5.13.0
 PyQt5-sip==4.19.18
+Quamash==0.6.1
 selectors2==2.0.1
-Quamash==0.6.1
\ No newline at end of file