diff --git a/r.txt b/r.txt
index 679b685..dbcf02a 100644
--- a/r.txt
+++ b/r.txt
@@ -55,7 +55,7 @@ memory-profiler==0.43
 mock==1.0.1
 ndg-httpsclient==0.3.2
 nose==1.3.0
-numpy==1.8.2
+numpy==1.21.0
 ofs==0.4.2
 Pairtree===0.7.1-T
 paramiko==1.15.2
diff --git a/requirements.txt b/requirements.txt
index aa297a7..24c18e6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -74,7 +74,7 @@ lxml==4.2.5
 mem-top==0.1.7
 memory-profiler==0.43
 nose==1.3.0
-numpy==1.12.0
+numpy==1.21.0
 ofs==0.4.2
 openpyxl==2.5.14
 packaging==17.1