diff --git a/changelog.d/15509.misc b/changelog.d/15509.misc
new file mode 100644
index 0000000000..1eb26c83b7
--- /dev/null
+++ b/changelog.d/15509.misc
@@ -0,0 +1 @@
+Bump pyicu from 2.10.2 to 2.11.
diff --git a/poetry.lock b/poetry.lock
index 2ca6d89cb6..8e82fddeba 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1973,13 +1973,13 @@ plugins = ["importlib-metadata"]
 
 [[package]]
 name = "pyicu"
-version = "2.10.2"
+version = "2.11"
 description = "Python extension wrapping the ICU C++ API"
 category = "main"
 optional = true
 python-versions = "*"
 files = [
-    {file = "PyICU-2.10.2.tar.gz", hash = "sha256:0c3309eea7fab6857507ace62403515b60fe096cbfb4f90d14f55ff75c5441c1"},
+    {file = "PyICU-2.11.tar.gz", hash = "sha256:3ab531264cfe9132b3d2ac5d708da9a4649d25f6e6813730ac88cf040a08a844"},
 ]
 
 [[package]]