diff --git a/Files.cmake b/Files.cmake
index 635872c6..dbfbdbe2 100644
--- a/Files.cmake
+++ b/Files.cmake
@@ -153,7 +153,7 @@ LIST (APPEND msgpackc_HEADERS
     include/msgpack/zone.h
 )
 IF (MSGPACK_ENABLE_CXX)
-    LIST (APPEND msgpack_HEADERS
+    LIST (APPEND msgpackc_HEADERS
         include/msgpack.hpp
         include/msgpack/adaptor/adaptor_base.hpp
         include/msgpack/adaptor/adaptor_base_decl.hpp
diff --git a/make_file_list.sh b/make_file_list.sh
index 19261a24..772fe20b 100755
--- a/make_file_list.sh
+++ b/make_file_list.sh
@@ -13,7 +13,7 @@ cat c_headers.tmp | sed -e 's/^/    /g' >> Files.cmake
 echo ')' >> Files.cmake
 
 echo 'IF (MSGPACK_ENABLE_CXX)' >> Files.cmake
-echo '    LIST (APPEND msgpack_HEADERS' >> Files.cmake
+echo '    LIST (APPEND msgpackc_HEADERS' >> Files.cmake
 cat cpp_headers.tmp | sed -e 's/^/        /g' >> Files.cmake
 echo '    )' >> Files.cmake
 echo 'ENDIF ()' >> Files.cmake