diff --git a/src/blitter/32bpp_anim.cpp b/src/blitter/32bpp_anim.cpp
--- a/src/blitter/32bpp_anim.cpp
+++ b/src/blitter/32bpp_anim.cpp
@@ -16,6 +16,7 @@
 
 #include "../table/sprites.h"
 
+/** Instantiation of the 32bpp with animation blitter factory. */
 static FBlitter_32bppAnim iFBlitter_32bppAnim;
 
 template <BlitterMode mode>