diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
index 4bfd8f0..0685f00 100644
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -1,65 +1,66 @@
 ecm_create_qm_loader(syntax_highlighting_QM_LOADER syntaxhighlighting5_qt)
 
 set(syntax_highlighting_srcs
     abstracthighlighter.cpp
     context.cpp
     contextswitch.cpp
     definitiondownloader.cpp
     format.cpp
     htmlhighlighter.cpp
     keywordlist.cpp
     matchresult.cpp
     rule.cpp
     definition.cpp
     repository.cpp
     state.cpp
     syntaxhighlighter.cpp
     theme.cpp
     wildcardmatcher.cpp
     themedata.cpp
     ${syntax_highlighting_QM_LOADER}
 )
 ecm_qt_declare_logging_category(syntax_highlighting_srcs
     HEADER syntaxhighlighting_logging.h
     IDENTIFIER SyntaxHighlighting::Log
     CATEGORY_NAME org.kde.syntax-highlighting
 )
 
 qt5_add_resources(themes_QRC ${CMAKE_SOURCE_DIR}/data/themes/theme-data.qrc)
 
 add_library(KF5SyntaxHighlighting SHARED ${syntax_highlighting_srcs} ${themes_QRC})
 generate_export_header(KF5SyntaxHighlighting)
 set_target_properties(KF5SyntaxHighlighting PROPERTIES
     VERSION ${SyntaxHighlighting_VERSION_STRING}
     SOVERSION ${SyntaxHighlighting_SOVERSION}
     EXPORT_NAME SyntaxHighlighting
 )
+target_include_directories(KF5SyntaxHighlighting INTERFACE "$<INSTALL_INTERFACE:${KDE_INSTALL_INCLUDEDIR_KF5}/SyntaxHighlighting;${KDE_INSTALL_INCLUDEDIR_KF5}>")
 target_include_directories(KF5SyntaxHighlighting PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR};${CMAKE_CURRENT_BINARY_DIR};>")
 target_link_libraries(KF5SyntaxHighlighting LINK_PUBLIC Qt5::Gui LINK_PRIVATE Qt5::Network SyntaxHighlightingData)
 
 ecm_generate_headers(SyntaxHighlighting_HEADERS
     HEADER_NAMES
         AbstractHighlighter
         Definition
         Format
         Repository
         State
         SyntaxHighlighter
         Theme
     REQUIRED_HEADERS SyntaxHighlighting_HEADERS
 )
 
 install(TARGETS KF5SyntaxHighlighting EXPORT KF5SyntaxHighlightingTargets ${INSTALL_TARGETS_DEFAULT_ARGS})
 install(FILES
     ${SyntaxHighlighting_HEADERS}
     ${CMAKE_CURRENT_BINARY_DIR}/kf5syntaxhighlighting_export.h
     DESTINATION ${KDE_INSTALL_INCLUDEDIR_KF5}/SyntaxHighlighting)
 
 ecm_generate_pri_file(
     BASE_NAME SyntaxHighlighting LIB_NAME
     KF5SyntaxHighlighting
     DEPS "gui"
     FILENAME_VAR PRI_FILENAME
     INCLUDE_INSTALL_DIR ${KDE_INSTALL_INCLUDEDIR_KF5}/SyntaxHighlighting
 )
 install(FILES ${PRI_FILENAME} DESTINATION ${ECM_MKSPECS_INSTALL_DIR})