diff --git a/lib/krb5/krb5_ccapi.h b/lib/krb5/krb5_ccapi.h
index 84c3d891f..ed7b848c6 100644
--- a/lib/krb5/krb5_ccapi.h
+++ b/lib/krb5/krb5_ccapi.h
@@ -231,7 +231,7 @@ struct cc_context_t {
 typedef cc_int32
 (*cc_initialize_func)(cc_context_t*, cc_int32, cc_int32 *, char const **);
 
-#ifdef __APPLE__
+#if defined(__APPLE__) && (defined(__ppc__) || defined(__ppc64__) || defined(__i386__) || defined(__x86_64__))
 #pragma pack(pop)
 #endif