diff --git a/requirements.txt b/requirements.txt
index 024a709..ee2148c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Cython==0.29.21
 joblib==0.17.0
 kiwisolver==1.2.0
 matplotlib==3.3.2
-numpy==1.21
+numpy==1.21.0
 pandas==1.1.3
 Pillow==9.0.0
 pyparsing==2.4.7