diff --git a/OpenCL/m16300-pure.cl b/OpenCL/m16300-pure.cl
index 2f5e81a7f..f2c0823f2 100644
--- a/OpenCL/m16300-pure.cl
+++ b/OpenCL/m16300-pure.cl
@@ -479,7 +479,7 @@ KERNEL_FQ void m16300_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, ethereum_
    * aes init
    */
 
-  #define KEYLEN 60
+  #define KEYLEN 44
 
   u32 ks[KEYLEN];
 
diff --git a/OpenCL/m23300-pure.cl b/OpenCL/m23300-pure.cl
index a2f0bb4bc..11ea520dc 100644
--- a/OpenCL/m23300-pure.cl
+++ b/OpenCL/m23300-pure.cl
@@ -306,7 +306,7 @@ KERNEL_FQ void m23300_comp (KERN_ATTR_TMPS_ESALT (iwork_tmp_t, iwork_t))
    * AES part
    */
 
-  u32 ukey[8];
+  u32 ukey[4];
 
   ukey[0] = tmps[gid].out[0];
   ukey[1] = tmps[gid].out[1];