diff --git a/src/fontcache.cpp b/src/fontcache.cpp
--- a/src/fontcache.cpp
+++ b/src/fontcache.cpp
@@ -277,11 +277,6 @@ void TrueTypeFontCache::SetGlyphPtr(Glyp
 	this->glyph_to_sprite[GB(key, 8, 8)][GB(key, 0, 8)].duplicate = duplicate;
 }
 
-void *AllocateFont(size_t size)
-{
-	return MallocT<byte>(size);
-}
-
 
 /* Check if a glyph should be rendered with anti-aliasing. */
 static bool GetFontAAState(FontSize size)
@@ -355,7 +350,7 @@ const Sprite *TrueTypeFontCache::GetGlyp
 				builtin_questionmark_data
 			};
 
-			Sprite *spr = BlitterFactory::GetCurrentBlitter()->Encode(&builtin_questionmark, AllocateFont);
+			Sprite *spr = BlitterFactory::GetCurrentBlitter()->Encode(&builtin_questionmark, SimpleSpriteAlloc);
 			assert(spr != nullptr);
 			GlyphEntry new_glyph;
 			new_glyph.sprite = spr;
@@ -643,7 +638,7 @@ const Sprite *FreeTypeFontCache::Interna
 	}
 
 	GlyphEntry new_glyph;
-	new_glyph.sprite = BlitterFactory::GetCurrentBlitter()->Encode(&sprite, AllocateFont);
+	new_glyph.sprite = BlitterFactory::GetCurrentBlitter()->Encode(&sprite, SimpleSpriteAlloc);
 	new_glyph.width  = slot->advance.x >> 6;
 
 	this->SetGlyphPtr(key, &new_glyph);