diff --git a/OpenCL/m31700_a0-pure.cl b/OpenCL/m31700_a0-pure.cl
index d34ff5e99..f56df6f88 100644
--- a/OpenCL/m31700_a0-pure.cl
+++ b/OpenCL/m31700_a0-pure.cl
@@ -38,7 +38,7 @@ typedef struct md5_double_salt
 
 } md5_double_salt_t;
 
-KERNEL_FQ void m31700_mxx (KERN_ATTR_ESALT (md5_double_salt_t))
+KERNEL_FQ void m31700_mxx (KERN_ATTR_RULES_ESALT (md5_double_salt_t))
 {
   /**
    * modifier
@@ -180,7 +180,7 @@ KERNEL_FQ void m31700_mxx (KERN_ATTR_ESALT (md5_double_salt_t))
   }
 }
 
-KERNEL_FQ void m31700_sxx (KERN_ATTR_ESALT (md5_double_salt_t))
+KERNEL_FQ void m31700_sxx (KERN_ATTR_RULES_ESALT (md5_double_salt_t))
 {
   /**
    * modifier
diff --git a/docs/changes.txt b/docs/changes.txt
index 829a89d20..47004a43b 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -58,6 +58,7 @@
 - Fixed bug in input_tokenizer when TOKEN_ATTR_FIXED_LENGTH is used and refactor modules
 - Fixed build failed for 18400 with Apple Metal
 - Fixed build failed for 18600 with Apple Metal
+- Fixed build failed for 31700 with Apple Metal
 - Fixed display problem of the "Optimizers applied" list for algorithms using OPTI_TYPE_SLOW_HASH_SIMD_INIT2 and/or OPTI_TYPE_SLOW_HASH_SIMD_LOOP2
 - Fixed incompatible pointer types (salt1 and salt2 buf) in 31700 a3 kernel
 - Fixed incompatible pointer types (salt1 and salt2 buf) in 3730 a3 kernel