diff --git a/requirements.txt b/requirements.txt
index 83e7058..3f4a1e3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -66,7 +66,7 @@ pexpect==4.8.0
 pickleshare==0.7.5
 Pillow==10.2.0
 platformdirs==3.9.1
-prometheus-client==0.17.0
+prometheus-client==0.21.0
 prompt-toolkit==3.0.38
 psutil==5.9.5
 ptyprocess==0.7.0