diff --git a/CI/requirements_ci.in b/CI/requirements_ci.in
index 18905032..0e1f3f13 100644
--- a/CI/requirements_ci.in
+++ b/CI/requirements_ci.in
@@ -6,4 +6,4 @@ pydantic==2.12.5
 pygments==2.20.0
 pylint==4.0.4
 tox-gh==1.7.1
-tox==4.52.0
+tox==4.56.0
diff --git a/CI/requirements_ci.txt b/CI/requirements_ci.txt
index 9f02c4be..08e204e6 100644
--- a/CI/requirements_ci.txt
+++ b/CI/requirements_ci.txt
@@ -495,9 +495,9 @@ tomlkit==0.13.0 \
     # via
     #   bump-my-version
     #   pylint
-tox==4.52.0 \
-    --hash=sha256:6054abf5c8b61d58776fbec991f9bf0d34bb883862beb93d2fe55601ef3977c9 \
-    --hash=sha256:624d8ea4a8c6d5e8d168eedf0e318d736fb22e83ca83137d001ac65ffdec46fd
+tox==4.56.0 \
+    --hash=sha256:538c472ccd7e7c7f5a5bcbb7f1268579941986d0eeaf7e644fc4a1004076bc05 \
+    --hash=sha256:9712ed24bae3b9963fe56140db5e3f1a86eed18ddcc35fff11d314038381fd23
     # via
     #   -r requirements_ci.in
     #   tox-gh