diff --git a/src/openrct2/audio/audio.cpp b/src/openrct2/audio/Audio.cpp
similarity index 100%
rename from src/openrct2/audio/audio.cpp
rename to src/openrct2/audio/Audio.cpp
diff --git a/src/openrct2/drawing/drawing_fast.cpp b/src/openrct2/drawing/DrawingFast.cpp
similarity index 100%
rename from src/openrct2/drawing/drawing_fast.cpp
rename to src/openrct2/drawing/DrawingFast.cpp
diff --git a/src/openrct2/drawing/sprite.cpp b/src/openrct2/drawing/Sprite.cpp
similarity index 100%
rename from src/openrct2/drawing/sprite.cpp
rename to src/openrct2/drawing/Sprite.cpp
diff --git a/src/openrct2/localisation/language.cpp b/src/openrct2/localisation/Language.cpp
similarity index 100%
rename from src/openrct2/localisation/language.cpp
rename to src/openrct2/localisation/Language.cpp
diff --git a/src/openrct2/network/http.cpp b/src/openrct2/network/Http.cpp
similarity index 100%
rename from src/openrct2/network/http.cpp
rename to src/openrct2/network/Http.cpp
diff --git a/src/openrct2/network/network.cpp b/src/openrct2/network/Network.cpp
similarity index 100%
rename from src/openrct2/network/network.cpp
rename to src/openrct2/network/Network.cpp
diff --git a/src/openrct2/network/twitch.cpp b/src/openrct2/network/Twitch.cpp
similarity index 100%
rename from src/openrct2/network/twitch.cpp
rename to src/openrct2/network/Twitch.cpp
diff --git a/src/openrct2/platform/crash.cpp b/src/openrct2/platform/Crash.cpp
similarity index 100%
rename from src/openrct2/platform/crash.cpp
rename to src/openrct2/platform/Crash.cpp
diff --git a/src/openrct2/rct1/tables.cpp b/src/openrct2/rct1/Tables.cpp
similarity index 100%
rename from src/openrct2/rct1/tables.cpp
rename to src/openrct2/rct1/Tables.cpp
diff --git a/src/openrct2/world/banner.cpp b/src/openrct2/world/Banner.cpp
similarity index 100%
rename from src/openrct2/world/banner.cpp
rename to src/openrct2/world/Banner.cpp
diff --git a/src/openrct2/world/entrance.cpp b/src/openrct2/world/Entrance.cpp
similarity index 100%
rename from src/openrct2/world/entrance.cpp
rename to src/openrct2/world/Entrance.cpp
diff --git a/src/openrct2/world/wall.cpp b/src/openrct2/world/Wall.cpp
similarity index 100%
rename from src/openrct2/world/wall.cpp
rename to src/openrct2/world/Wall.cpp