diff --git a/cmake/FindQmlLint.cmake b/cmake/FindQmlLint.cmake
index 1e814f7..5363da1 100644
--- a/cmake/FindQmlLint.cmake
+++ b/cmake/FindQmlLint.cmake
@@ -1,61 +1,62 @@
 # Copyright (C) 2016-2018 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
 # All rights reserved.
 #
 # Author: Volker Krause <volker.krause@kdab.com>
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
 #
 # 1. Redistributions of source code must retain the copyright
 #    notice, this list of conditions and the following disclaimer.
 # 2. Redistributions in binary form must reproduce the copyright
 #    notice, this list of conditions and the following disclaimer in the
 #    documentation and/or other materials provided with the distribution.
 # 3. The name of the author may not be used to endorse or promote products
 #    derived from this software without specific prior written permission.
 #
 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 find_program(QMLLINT_EXECUTABLE qmllint)
 if (QMLLINT_EXECUTABLE AND NOT Qt5Core_VERSION VERSION_LESS 5.4)
   if(NOT QMLLINT_IS_WORKING)
     # Try to fix common problems on Debian-based distros -- they provide /usr/bin/qmllint, which is a symlink to
     # /usr/lib/x86_64-linux-gnu/qt4/bin/qmllint (or the Qt5 version of it). The actual executable is part of different
     # package, so might not even be installed => double-check whether qmllint is working by executing it
     execute_process(COMMAND ${QMLLINT_EXECUTABLE} --version RESULT_VARIABLE _qmllint_result OUTPUT_QUIET ERROR_QUIET)
     if (_qmllint_result EQUAL 0)
       set(QMLLINT_IS_WORKING TRUE CACHE BOOL "Whether the found qmllint executable is actually usable" FORCE)
     endif()
   endif()
   if(QMLLINT_IS_WORKING)
     set(QmlLint_FOUND TRUE)
   endif()
 endif()
 
 # validate a list of qml files
 function(qml_lint)
   if (NOT QMLLINT_EXECUTABLE OR NOT QmlLint_FOUND)
     return()
   endif()
 
   foreach(_file ${ARGN})
     get_filename_component(_file_abs ${_file} ABSOLUTE)
+    string(REPLACE "/" "__" _target_name ${_file})
     add_custom_command(
-      OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_file}.qmllint
+      OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_target_name}.qmllint
       COMMAND ${QMLLINT_EXECUTABLE} ${_file_abs}
-      COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_CURRENT_BINARY_DIR}/${_file}.qmllint
+      COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_CURRENT_BINARY_DIR}/${_target_name}.qmllint
       MAIN_DEPENDENCY ${_file_abs}
     )
-    add_custom_target(${_file}_qmllint ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${_file}.qmllint)
+    add_custom_target(${_target_name}_qmllint ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${_target_name}.qmllint)
   endforeach()
 endfunction()