diff --git a/src/opencl.c b/src/opencl.c
index 8450f5923..56f875382 100644
--- a/src/opencl.c
+++ b/src/opencl.c
@@ -3874,8 +3874,8 @@ int opencl_session_begin (hashcat_ctx_t *hashcat_ctx)
 
     // scryptV stuff
 
-    u32 scrypt_tmp_size   = 0;
-    u32 scrypt_tmto_final = 0;
+    size_t scrypt_tmp_size   = 0;
+    size_t scrypt_tmto_final = 0;
 
     size_t size_scrypt = 4;
 
@@ -4424,7 +4424,7 @@ int opencl_session_begin (hashcat_ctx_t *hashcat_ctx)
         }
         else if ((opencl_ctx->force_jit_compilation == 8900) || (opencl_ctx->force_jit_compilation == 15700))
         {
-          snprintf (build_opts_update, sizeof (build_opts_update) - 1, "%s -DSCRYPT_N=%u -DSCRYPT_R=%u -DSCRYPT_P=%u -DSCRYPT_TMTO=%u -DSCRYPT_TMP_ELEM=%u", build_opts, hashes->salts_buf[0].scrypt_N, hashes->salts_buf[0].scrypt_r, hashes->salts_buf[0].scrypt_p, 1u << scrypt_tmto_final, scrypt_tmp_size / 16);
+          snprintf (build_opts_update, sizeof (build_opts_update) - 1, "%s -DSCRYPT_N=%u -DSCRYPT_R=%u -DSCRYPT_P=%u -DSCRYPT_TMTO=%u -DSCRYPT_TMP_ELEM=%" PRIu64, build_opts, hashes->salts_buf[0].scrypt_N, hashes->salts_buf[0].scrypt_r, hashes->salts_buf[0].scrypt_p, 1u << scrypt_tmto_final, (u64) scrypt_tmp_size / 16);
         }
         else
         {