diff --git a/cmake/script/GenerateHeaderFromJson.cmake b/cmake/script/GenerateHeaderFromJson.cmake
index 4a3bddb323..384ac20d10 100644
--- a/cmake/script/GenerateHeaderFromJson.cmake
+++ b/cmake/script/GenerateHeaderFromJson.cmake
@@ -6,7 +6,7 @@ cmake_path(GET JSON_SOURCE_PATH STEM json_source_basename)
 
 file(READ ${JSON_SOURCE_PATH} hex_content HEX)
 string(REGEX REPLACE "................" "\\0\n" formatted_bytes "${hex_content}")
-string(REGEX REPLACE "[^\n][^\n]" "0x\\0, " formatted_bytes "${formatted_bytes}")
+string(REGEX REPLACE "[^\n][^\n]" "'\\\\x\\0'," formatted_bytes "${formatted_bytes}")
 
 set(header_content
 "#include <string_view>
diff --git a/cmake/script/GenerateHeaderFromRaw.cmake b/cmake/script/GenerateHeaderFromRaw.cmake
index 638876ecea..d373d1c4f8 100644
--- a/cmake/script/GenerateHeaderFromRaw.cmake
+++ b/cmake/script/GenerateHeaderFromRaw.cmake
@@ -6,7 +6,7 @@ cmake_path(GET RAW_SOURCE_PATH STEM raw_source_basename)
 
 file(READ ${RAW_SOURCE_PATH} hex_content HEX)
 string(REGEX REPLACE "................" "\\0\n" formatted_bytes "${hex_content}")
-string(REGEX REPLACE "[^\n][^\n]" "std::byte{0x\\0}, " formatted_bytes "${formatted_bytes}")
+string(REGEX REPLACE "[^\n][^\n]" "std::byte{0x\\0}," formatted_bytes "${formatted_bytes}")
 
 set(header_content
 "#include <cstddef>