diff --git a/requirements-dev.txt b/requirements-dev.txt
index 35098953e..5ce76e90c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -140,7 +140,7 @@ configargparse==1.7
     # via
     #   -r requirements-tests.txt
     #   certbot
-configobj==5.0.8
+configobj==5.0.9
     # via
     #   -r requirements-tests.txt
     #   certbot
@@ -743,7 +743,6 @@ sentry-sdk==2.18.0
 six==1.16.0
     # via
     #   -r requirements-tests.txt
-    #   configobj
     #   ecdsa
     #   flask-restful
     #   junit-xml
diff --git a/requirements-docs.txt b/requirements-docs.txt
index 0ec698170..d0dd1d5c4 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -153,7 +153,7 @@ configargparse==1.7
     # via
     #   -r requirements-tests.txt
     #   certbot
-configobj==5.0.8
+configobj==5.0.9
     # via
     #   -r requirements-tests.txt
     #   certbot
@@ -757,7 +757,6 @@ sentry-sdk==2.18.0
 six==1.16.0
     # via
     #   -r requirements-tests.txt
-    #   configobj
     #   ecdsa
     #   flask-restful
     #   junit-xml
diff --git a/requirements-tests.txt b/requirements-tests.txt
index 7358317f4..179de8635 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -130,7 +130,7 @@ configargparse==1.7
     # via
     #   -r requirements.txt
     #   certbot
-configobj==5.0.8
+configobj==5.0.9
     # via
     #   -r requirements.txt
     #   certbot
@@ -607,7 +607,6 @@ sentry-sdk==2.18.0
 six==1.16.0
     # via
     #   -r requirements.txt
-    #   configobj
     #   ecdsa
     #   flask-restful
     #   junit-xml
diff --git a/requirements.txt b/requirements.txt
index caf74215b..fd07738fa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -78,7 +78,7 @@ cloudflare==2.20.0
     # via -r requirements.in
 configargparse==1.7
     # via certbot
-configobj==5.0.8
+configobj==5.0.9
     # via certbot
 cryptography==43.0.3
     # via
@@ -329,7 +329,6 @@ sentry-sdk==2.18.0
 six==1.16.0
     # via
     #   -r requirements.in
-    #   configobj
     #   flask-restful
     #   python-dateutil
     #   retrying