diff --git a/data/CMakeLists.txt b/data/CMakeLists.txt
index c23437e..f268d7a 100644
--- a/data/CMakeLists.txt
+++ b/data/CMakeLists.txt
@@ -1,47 +1,48 @@
 # generate PHP definitions
 macro(generate_php_syntax_definition targetFile srcFile)
     add_custom_command(
         OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${targetFile}
         COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/generators/generate-php.pl < ${CMAKE_CURRENT_SOURCE_DIR}/syntax/${srcFile} > ${CMAKE_CURRENT_BINARY_DIR}/${targetFile}
         DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/generators/generate-php.pl ${CMAKE_CURRENT_SOURCE_DIR}/syntax/${srcFile}
     )
 endmacro()
 
 generate_php_syntax_definition(javascript-php.xml javascript.xml)
 generate_php_syntax_definition(css-php.xml css.xml)
 generate_php_syntax_definition(html-php.xml html.xml)
 
 # find all definitions
 file(GLOB src_defs "${CMAKE_CURRENT_SOURCE_DIR}/syntax/*.xml")
 set(defs
     ${src_defs}
     ${CMAKE_CURRENT_BINARY_DIR}/html-php.xml
     ${CMAKE_CURRENT_BINARY_DIR}/css-php.xml
     ${CMAKE_CURRENT_BINARY_DIR}/javascript-php.xml
 )
 
 # generate the resource file
 set(qrc_file ${CMAKE_CURRENT_BINARY_DIR}/syntax-data.qrc)
 set(qrc_body "")
 foreach(def ${defs})
     get_filename_component(def_name ${def} NAME)
     string(APPEND qrc_body "<file alias=\"${def_name}\">${def}</file>\n")
 endforeach()
 set(SYNTAX_DATA_QRC_FILES_STRING ${qrc_body})
 configure_file(syntax-data.qrc.in ${qrc_file} @ONLY)
 
 # generate the index file
 add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/index.katesyntax"
   COMMAND katehighlightingindexer "${CMAKE_CURRENT_BINARY_DIR}/index.katesyntax" "${CMAKE_CURRENT_SOURCE_DIR}/schema/language.xsd" "${CMAKE_CURRENT_BINARY_DIR}/syntax-data.qrc"
   DEPENDS ${defs} ${CMAKE_CURRENT_SOURCE_DIR}/schema/language.xsd ${CMAKE_CURRENT_BINARY_DIR}/syntax-data.qrc
 )
 
 # generate the qrc file manually, to make dependencies on generated files work...
 add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/qrc_syntax-data.cpp"
     COMMAND ${Qt5Core_RCC_EXECUTABLE} --name syntax_data -o "${CMAKE_CURRENT_BINARY_DIR}/qrc_syntax-data.cpp" "${CMAKE_CURRENT_BINARY_DIR}/syntax-data.qrc"
     DEPENDS ${defs} ${CMAKE_CURRENT_BINARY_DIR}/index.katesyntax
 )
+set_source_files_properties("${CMAKE_CURRENT_BINARY_DIR}/qrc_syntax-data.cpp" PROPERTIES SKIP_AUTOMOC ON)
 
 # dummy static lib to make cross-folder dependencies work
 add_library(SyntaxHighlightingData STATIC ${CMAKE_CURRENT_BINARY_DIR}/qrc_syntax-data.cpp)
 target_link_libraries(SyntaxHighlightingData LINK_PRIVATE Qt5::Core)