5 files changed, 6 insertions, 5 deletions
diff --git a/src/spriteloader/grf.cpp b/src/spriteloader/grf.cpp
index d0bc0e334..bbc9d3f8f 100644
--- a/src/spriteloader/grf.cpp
+++ b/src/spriteloader/grf.cpp
@@ -9,7 +9,7 @@
 #include "../core/alloc_func.hpp"
 #include "grf.hpp"
 
-bool SpriteLoaderGrf::LoadSprite(SpriteLoader::Sprite *sprite, const char *filename, uint8 file_slot, uint32 file_pos)
+bool SpriteLoaderGrf::LoadSprite(SpriteLoader::Sprite *sprite, uint8 file_slot, uint32 file_pos)
 {
 	/* Open the right file and go to the correct position */
 	FioSeekToFile(file_slot, file_pos);
diff --git a/src/spriteloader/grf.hpp b/src/spriteloader/grf.hpp
index fe9405339..65b5f6233 100644
--- a/src/spriteloader/grf.hpp
+++ b/src/spriteloader/grf.hpp
@@ -12,7 +12,7 @@ public:
 	/**
 	 * Load a sprite from the disk and return a sprite struct which is the same for all loaders.
 	 */
-	bool LoadSprite(SpriteLoader::Sprite *sprite, const char *filename, uint8 file_slot, uint32 file_pos);
+	bool LoadSprite(SpriteLoader::Sprite *sprite, uint8 file_slot, uint32 file_pos);
 };
 
 #endif /* SPRITELOADER_GRF_HPP */
diff --git a/src/spriteloader/png.cpp b/src/spriteloader/png.cpp
index abfce00fa..2af9d0253 100644
--- a/src/spriteloader/png.cpp
+++ b/src/spriteloader/png.cpp
@@ -181,8 +181,9 @@ static bool LoadPNG(SpriteLoader::Sprite *sprite, const char *filename, uint32 i
 	return true;
 }
 
-bool SpriteLoaderPNG::LoadSprite(SpriteLoader::Sprite *sprite, const char *filename, uint8 file_slot, uint32 file_pos)
+bool SpriteLoaderPNG::LoadSprite(SpriteLoader::Sprite *sprite, uint8 file_slot, uint32 file_pos)
 {
+	const char *filename = FioGetFilename(file_slot);
 	if (!LoadPNG(sprite, filename, file_pos, false)) return false;
 	if (!LoadPNG(sprite, filename, file_pos, true)) return false;
 	return true;
diff --git a/src/spriteloader/png.hpp b/src/spriteloader/png.hpp
index eb3719180..7d821dc71 100644
--- a/src/spriteloader/png.hpp
+++ b/src/spriteloader/png.hpp
@@ -12,7 +12,7 @@ public:
 	/**
 	 * Load a sprite from the disk and return a sprite struct which is the same for all loaders.
 	 */
-	bool LoadSprite(SpriteLoader::Sprite *sprite, const char *filename, uint8 file_slot, uint32 file_pos);
+	bool LoadSprite(SpriteLoader::Sprite *sprite, uint8 file_slot, uint32 file_pos);
 };
 
 #endif /* SPRITELOADER_PNG_HPP */
diff --git a/src/spriteloader/spriteloader.hpp b/src/spriteloader/spriteloader.hpp
index 47d1b7d40..09ad505a8 100644
--- a/src/spriteloader/spriteloader.hpp
+++ b/src/spriteloader/spriteloader.hpp
@@ -26,7 +26,7 @@ public:
 	/**
 	 * Load a sprite from the disk and return a sprite struct which is the same for all loaders.
 	 */
-	virtual bool LoadSprite(SpriteLoader::Sprite *sprite, const char *filename, uint8 file_slot, uint32 file_pos) = 0;
+	virtual bool LoadSprite(SpriteLoader::Sprite *sprite, uint8 file_slot, uint32 file_pos) = 0;
 
 	virtual ~SpriteLoader() { }
 };