diff --git a/requirements.txt b/requirements.txt
index fbd2504..a9e23a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,7 +38,7 @@ contourpy==1.3.3
     # via matplotlib
 coverage==6.5.0
     # via coveralls
-coveralls==3.3.1
+coveralls==4.1.0
     # via py-cptcore (pyproject.toml)
 cycler==0.12.1
     # via matplotlib