diff --git a/amusePluginHarmonicFeatures/HarmonicFeatures/requirements.txt b/amusePluginHarmonicFeatures/HarmonicFeatures/requirements.txt
index 6044b174..18b21c08 100644
--- a/amusePluginHarmonicFeatures/HarmonicFeatures/requirements.txt
+++ b/amusePluginHarmonicFeatures/HarmonicFeatures/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.20.3
+numpy==1.22.0
 scipy==1.7.0
 pandas==1.3.0
 scikit-learn==1.0.1