diff --git a/cmake/OpenCVDetectCUDAUtils.cmake b/cmake/OpenCVDetectCUDAUtils.cmake
index 7f0f923380..b993be8894 100644
--- a/cmake/OpenCVDetectCUDAUtils.cmake
+++ b/cmake/OpenCVDetectCUDAUtils.cmake
@@ -109,7 +109,7 @@ macro(ocv_initialize_nvidia_device_generations)
   set(_arch_ampere   "8.0;8.6")
   set(_arch_lovelace "8.9")
   set(_arch_hopper   "9.0")
-  set(_arch_blackwell "10.0;12.0")
+  set(_arch_blackwell "10.0;10.3;11.0;12.0;12.1")
   if(NOT CMAKE_CROSSCOMPILING)
     list(APPEND _generations "Auto")
   endif()
@@ -273,14 +273,15 @@ macro(ocv_set_cuda_arch_bin_and_ptx nvcc_executable)
       endif()
       if(NOT _nvcc_res EQUAL 0)
         message(STATUS "CUDA: Automatic detection of CUDA generation failed. Going to build for all known architectures")
-        # TX1 (5.3) TX2 (6.2) Xavier (7.2) V100 (7.0) Orin (8.7) Thor (10.1)
+        # TX1 (5.3) TX2 (6.2) Xavier (7.2) V100 (7.0) Orin (8.7) Thor (11.0) Spark (12.1)
         ocv_filter_available_architecture(${nvcc_executable} __cuda_arch_bin
             5.3
             6.2
             7.2
             7.0
             8.7
-            10.1
+            11.0
+            12.1
         )
       else()
         set(__cuda_arch_bin "${_nvcc_out}")