diff --git a/dwarves_fprintf.c b/dwarves_fprintf.c
index fbe0479..d6468a1 100644
--- a/dwarves_fprintf.c
+++ b/dwarves_fprintf.c
@@ -775,7 +775,7 @@ static size_t class_member__fprintf(struct class_member *member, bool union_memb
 	}
 
 	if (!sconf.suppress_aligned_attribute && member->alignment != 0)
-		printed += fprintf(fp, " __attribute__((__aligned__(%u))", member->alignment);
+		printed += fprintf(fp, " __attribute__((__aligned__(%u)))", member->alignment);
 
 	fputc(';', fp);
 	++printed;