diff --git a/library/sha256.c b/library/sha256.c
index 13fb679..2a06a72 100644
--- a/library/sha256.c
+++ b/library/sha256.c
@@ -37,12 +37,12 @@
 #define __ARM_FEATURE_CRYPTO 1
 /* See: https://arm-software.github.io/acle/main/acle.html#cryptographic-extensions
  *
- * `__ARM_FEATURE_CRYPTO` is deprecated. Reserve it for older compilers.
+ * `__ARM_FEATURE_CRYPTO` is deprecated, but we need to continue to specify it
+ * for older compilers.
  */
 #define __ARM_FEATURE_SHA2   1
 #define NEED_TARGET_OPTIONS
-#endif /* __aarch64__ && __clang__ &&
-          !__ARM_FEATURE_CRYPTO && __clang_major__ < 18 && __clang_major__ > 3 */
+#endif
 
 #include "common.h"