diff --git a/modules/dnn/src/cuda4dnn/csl/memory.hpp b/modules/dnn/src/cuda4dnn/csl/memory.hpp
index 683ed62059..5477716f37 100644
--- a/modules/dnn/src/cuda4dnn/csl/memory.hpp
+++ b/modules/dnn/src/cuda4dnn/csl/memory.hpp
@@ -178,8 +178,8 @@ namespace cv { namespace dnn { namespace cuda4dnn { namespace csl {
 
     /** sets device memory block to a specific 8-bit value
      *
-     * \param[in]   src     device pointer
-     * \param[out]  ch      8-bit value to fill the device memory with
+     * \param[out]  dest    device pointer
+     * \param[in]   ch      8-bit value to fill the device memory with
      *
      * Exception Guarantee: Basic
      */
@@ -243,8 +243,8 @@ namespace cv { namespace dnn { namespace cuda4dnn { namespace csl {
 
     /** sets device memory block to a specific 8-bit value asynchronously
      *
-     * \param[in]   src     device pointer
-     * \param[out]  ch      8-bit value to fill the device memory with
+     * \param[out]  dest    device pointer
+     * \param[in]   ch      8-bit value to fill the device memory with
      * \param       stream  CUDA stream that has to be used for the memory operation
      *
      * Exception Guarantee: Basic
diff --git a/modules/dnn/src/cuda4dnn/csl/pointer.hpp b/modules/dnn/src/cuda4dnn/csl/pointer.hpp
index 4d7a232093..b2275dc8db 100644
--- a/modules/dnn/src/cuda4dnn/csl/pointer.hpp
+++ b/modules/dnn/src/cuda4dnn/csl/pointer.hpp
@@ -307,8 +307,8 @@ namespace cv { namespace dnn { namespace cuda4dnn { namespace csl {
 
     /** sets \p n elements to \p ch in \p dest
      *
-     * \param[in]   src     device pointer
-     * \param[out]  ch      8-bit value to fill the device memory with
+     * \param[out]  dest    device pointer
+     * \param[in]   ch      8-bit value to fill the device memory with
      *
      * Pre-conditions:
      * - memory pointed by \p dest must be large enough to hold \p n elements
@@ -388,8 +388,8 @@ namespace cv { namespace dnn { namespace cuda4dnn { namespace csl {
 
     /** sets \p n elements to \p ch in \p dest asynchronously
      *
-     * \param[in]   src     device pointer
-     * \param[out]  ch      8-bit value to fill the device memory with
+     * \param[out]  dest    device pointer
+     * \param[in]   ch      8-bit value to fill the device memory with
      * \param       stream  CUDA stream that has to be used for the memory operation
      *
      * Pre-conditions: