diff --git a/requirements-hpc.txt b/requirements-hpc.txt
index 58b130e..875ba5f 100644
--- a/requirements-hpc.txt
+++ b/requirements-hpc.txt
@@ -14,7 +14,7 @@ joblib==0.14.1
 matplotlib==3.1.3
 numpy==1.18.1
 pandas==1.0.1
-Pillow==7.0.0
+Pillow==8.2.0
 pyteomics==4.2
 pytest==5.3.5
 scikit-learn==0.22.1
diff --git a/requirements.txt b/requirements.txt
index 85fbd48..aa82c98 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ joblib==0.14.1
 matplotlib==3.1.3
 numpy==1.18.1
 pandas==1.0.1
-Pillow==7.0.0
+Pillow==8.2.0
 pyteomics==4.2
 pytest==5.3.5
 scikit-learn==0.22.1