diff --git a/requirements.txt b/requirements.txt
index 01fbc42c..018956d4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ more-itertools==7.2.0
 netCDF4==1.5.3
 nine==1.0.0
 numexpr==2.7.0
-numpy==1.17.2
+numpy==1.21.0
 packaging==19.2
 pandas==0.25.1
 parso==0.5.1
diff --git a/requirements27.txt b/requirements27.txt
index 0e675248..44bb3dbf 100644
--- a/requirements27.txt
+++ b/requirements27.txt
@@ -31,7 +31,7 @@ more-itertools==5.0.0
 netCDF4==1.5.3
 nine==1.0.0
 numexpr==2.7.0
-numpy==1.15.4
+numpy==1.21.0
 packaging==19.2
 pandas==0.24.2
 pathlib2==2.3.5
diff --git a/setup.py b/setup.py
index 31d26baf..22c94dd4 100644
--- a/setup.py
+++ b/setup.py
@@ -156,7 +156,7 @@ def _get_gdal_version():
     setup_requires=[
             'nine',
             'setuptools>=41.0',
-            'numpy>=1.15,<=1.17.2',
+            'numpy>=1.15,<1.21.1',
             'cython',
     ],
     install_requires=requirements,