diff --git a/cmake/QtExecutableHelpers.cmake b/cmake/QtExecutableHelpers.cmake
index 7856e4111f1..08da17b7e00 100644
--- a/cmake/QtExecutableHelpers.cmake
+++ b/cmake/QtExecutableHelpers.cmake
@@ -177,7 +177,7 @@ function(qt_internal_add_executable name)
             qt_get_install_target_default_args(
                 OUT_VAR install_targets_default_args
                 CMAKE_CONFIG "${cmake_config}"
-                ALL_CMAKE_CONFIGS "${cmake_configs}"
+                ALL_CMAKE_CONFIGS ${cmake_configs}
                 RUNTIME "${arg_INSTALL_DIRECTORY}"
                 LIBRARY "${arg_INSTALL_DIRECTORY}"
                 BUNDLE "${arg_INSTALL_DIRECTORY}")
diff --git a/cmake/QtToolHelpers.cmake b/cmake/QtToolHelpers.cmake
index 54ddefa7608..0aef6a43a3d 100644
--- a/cmake/QtToolHelpers.cmake
+++ b/cmake/QtToolHelpers.cmake
@@ -204,7 +204,7 @@ function(qt_internal_add_tool target_name)
                 OUT_VAR install_targets_default_args
                 RUNTIME "${install_dir}"
                 CMAKE_CONFIG "${cmake_config}"
-                ALL_CMAKE_CONFIGS "${cmake_configs}")
+                ALL_CMAKE_CONFIGS ${cmake_configs})
 
             # Make installation optional for targets that are not built by default in this config
             if(QT_FEATURE_debug_and_release