diff --git a/Modules/CMakeCCompilerId.c.in b/Modules/CMakeCCompilerId.c.in
index ff48d626e..c7778fbdc 100644
--- a/Modules/CMakeCCompilerId.c.in
+++ b/Modules/CMakeCCompilerId.c.in
@@ -91,7 +91,7 @@
    getting matched.  Store it in a pointer rather than an array
    because some compilers will just produce instructions to fill the
    array rather than assigning a pointer to a static array.  */
-char* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]";
+char const* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]";
 
 @CMAKE_C_COMPILER_ID_PLATFORM_CONTENT@
 
diff --git a/Modules/CMakeCXXCompilerId.cpp.in b/Modules/CMakeCXXCompilerId.cpp.in
index 7ab408020..2ff227aa9 100644
--- a/Modules/CMakeCXXCompilerId.cpp.in
+++ b/Modules/CMakeCXXCompilerId.cpp.in
@@ -82,7 +82,7 @@
    getting matched.  Store it in a pointer rather than an array
    because some compilers will just produce instructions to fill the
    array rather than assigning a pointer to a static array.  */
-char* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]";
+char const* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]";
 
 @CMAKE_CXX_COMPILER_ID_PLATFORM_CONTENT@
 
diff --git a/Modules/CMakePlatformId.h.in b/Modules/CMakePlatformId.h.in
index 1c63cca16..cb3f40a1f 100644
--- a/Modules/CMakePlatformId.h.in
+++ b/Modules/CMakePlatformId.h.in
@@ -109,6 +109,6 @@
    getting matched.  Store it in a pointer rather than an array
    because some compilers will just produce instructions to fill the
    array rather than assigning a pointer to a static array.  */
-char* info_platform = "INFO" ":" "platform[" PLATFORM_ID "]";
-char* info_arch = "INFO" ":" "arch[" ARCHITECTURE_ID "]";
+char const* info_platform = "INFO" ":" "platform[" PLATFORM_ID "]";
+char const* info_arch = "INFO" ":" "arch[" ARCHITECTURE_ID "]";