diff --git a/changes/2923.misc.rst b/changes/2923.misc.rst
new file mode 100644
index 0000000000..0dfb4c8469
--- /dev/null
+++ b/changes/2923.misc.rst
@@ -0,0 +1 @@
+Updated coverage[toml] from 7.6.2 to 7.6.3 in /core.
diff --git a/core/pyproject.toml b/core/pyproject.toml
index f5393ebc79..c6eca4ab98 100644
--- a/core/pyproject.toml
+++ b/core/pyproject.toml
@@ -65,7 +65,7 @@ dependencies = [
 # Extras used by developers *of* Toga are pinned to specific versions to
 # ensure environment consistency.
 dev = [
-    "coverage[toml] == 7.6.2",
+    "coverage[toml] == 7.6.3",
     "coverage-conditional-plugin == 0.9.0",
     "Pillow == 11.0.0",
     "pre-commit == 4.0.1",