diff --git a/doc/changes/misc_features/mr.242.2.md b/doc/changes/misc_features/mr.242.2.md
index 2cb4ee6a9..c3db5560d 100644
--- a/doc/changes/misc_features/mr.242.2.md
+++ b/doc/changes/misc_features/mr.242.2.md
@@ -1 +1 @@
-Add some bit manipulation helper functions in `util/u_bitwise.*`
+util: Add some bit manipulation helper functions in `util/u_bitwise.c` and `util/u_bitwise.c`.
diff --git a/doc/changes/misc_features/mr.242.md b/doc/changes/misc_features/mr.242.md
index 58b0bbd6f..4640689f3 100644
--- a/doc/changes/misc_features/mr.242.md
+++ b/doc/changes/misc_features/mr.242.md
@@ -1 +1 @@
-Add utility functionality for accessing Bluetooth Low-Energy (Bluetooth LE or BLE) over D-Bus, in `os/os_ble.*`
+os: Add utility functionality for accessing Bluetooth Low-Energy (Bluetooth LE or BLE) over D-Bus, in `os/os_ble.h` and `os/os_ble_dbus.c`.
diff --git a/doc/changes/misc_features/mr.245.md b/doc/changes/misc_features/mr.245.md
index f099c8c1f..83fafcad3 100644
--- a/doc/changes/misc_features/mr.245.md
+++ b/doc/changes/misc_features/mr.245.md
@@ -1 +1 @@
-Make stereo_camera_calibration reference counted, and have the prober, not the calibration, call the save function.
+tracking: Make stereo_camera_calibration reference counted, and have the prober, not the calibration, call the save function.
diff --git a/doc/changes/misc_features/mr.249.2.md b/doc/changes/misc_features/mr.249.2.md
index e3700d452..aaace24d5 100644
--- a/doc/changes/misc_features/mr.249.2.md
+++ b/doc/changes/misc_features/mr.249.2.md
@@ -1 +1 @@
-Add pre-filter and a simple understandable 3-DoF fusion filter.
+math: Add pre-filter and a simple understandable 3-DoF fusion filter.
diff --git a/doc/changes/misc_features/mr.249.md b/doc/changes/misc_features/mr.249.md
index fbf30ab6d..e72d297f6 100644
--- a/doc/changes/misc_features/mr.249.md
+++ b/doc/changes/misc_features/mr.249.md
@@ -1 +1 @@
-Expand algebraic math functions.
+math: Expand algebraic math functions in `math/m_api.h`, `math/m_vec3.h` and `math/m_base.cpp`.