diff --git a/src/corelib/Qt6WasmMacros.cmake b/src/corelib/Qt6WasmMacros.cmake
index 2276fcf6da..5e9d817536 100644
--- a/src/corelib/Qt6WasmMacros.cmake
+++ b/src/corelib/Qt6WasmMacros.cmake
@@ -27,6 +27,7 @@ function(_qt_internal_wasm_add_target_helpers target)
 
         get_target_property(is_test ${target} _qt_is_test_executable)
         if(is_test)
+            # Keep in sync with testrunner_files in testlib/CMakeLists.txt
             configure_file("${WASM_BUILD_DIR}/libexec/batchedtestrunner.html"
                            "${target_output_directory}/${_target_output_name}.html" COPYONLY)
             configure_file("${WASM_BUILD_DIR}/libexec/qtestoutputreporter.css"
diff --git a/src/testlib/CMakeLists.txt b/src/testlib/CMakeLists.txt
index d4ce25ba0d..fa967ca43c 100644
--- a/src/testlib/CMakeLists.txt
+++ b/src/testlib/CMakeLists.txt
@@ -166,13 +166,16 @@ if(QT_FEATURE_private_tests)
 endif()
 
 if(WASM)
+    # Keep in sync with is_test files in Qt6WasmMacros.cmake
     set(testrunner_files
         "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/batchedtestrunner.html"
         "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/batchedtestrunner.js"
         "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/emrunadapter.js"
         "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/qwasmjsruntime.js"
         "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/qwasmtestmain.js"
-        "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/util.js")
+        "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/util.js"
+        "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/qtestoutputreporter.js"
+        "${QtBase_SOURCE_DIR}/util/wasm/batchedtestrunner/qtestoutputreporter.css")
 
     qt_path_join(install_dir_libexec "${QT_INSTALL_DIR}" "${INSTALL_LIBEXECDIR}")
     qt_copy_or_install(FILES ${testrunner_files}