diff --git a/libass/ass_bitmap.c b/libass/ass_bitmap.c
index 9ccb1bada9..e6d5e8d60e 100644
--- a/libass/ass_bitmap.c
+++ b/libass/ass_bitmap.c
@@ -214,6 +214,7 @@ static bitmap_t* glyph_to_bitmap_internal(FT_Glyph glyph, int bord)
 		dst += bm->w;
 	}
 
+	FT_Done_Glyph(glyph);
 	return bm;
 }