diff --git a/src/backend.c b/src/backend.c
index c88101fbc..85c7d27f3 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -8074,7 +8074,7 @@ int backend_ctx_devices_init (hashcat_ctx_t *hashcat_ctx, const int comptime)
 
       int max_shared_memory_per_block = 0;
 
-      if (hc_cuDeviceGetAttribute (hashcat_ctx, &max_shared_memory_per_block, CU_DEVICE_ATTRIBUTE_MAX_SHARED_MEMORY_PER_BLOCK, cuda_device) == -1)
+      if (hc_cuDeviceGetAttribute (hashcat_ctx, &max_shared_memory_per_block, CU_DEVICE_ATTRIBUTE_MAX_SHARED_MEMORY_PER_BLOCK_OPTIN, cuda_device) == -1)
       {
         device_param->skipped = true;
         continue;