diff --git a/src/openrct2/world/Wall.h b/src/openrct2/world/Wall.h
index bde25e1ad5..080517406f 100644
--- a/src/openrct2/world/Wall.h
+++ b/src/openrct2/world/Wall.h
@@ -72,5 +72,3 @@ constexpr const uint8_t LandSlopeToWallSlope[][NumOrthogonalDirections] = {
 // clang-format on
 
 #pragma endregion
-
-money32 wall_remove(int16_t x, int16_t y, uint8_t baseHeight, uint8_t direction, uint8_t flags);