diff --git a/compoundviewer/CMakeLists.txt b/compoundviewer/CMakeLists.txt
index 106a3f6b..b2bf7c2e 100644
--- a/compoundviewer/CMakeLists.txt
+++ b/compoundviewer/CMakeLists.txt
@@ -1,35 +1,36 @@
 include_directories(
     ${CMAKE_CURRENT_BINARY_DIR}/..
     ${EIGEN3_INCLUDE_DIR}
     ${OPENBABEL2_INCLUDE_DIR} ${OPENGL_INCLUDE_DIRS}
+    ${AvogadroLibs_INCLUDE_DIRS}
     ${PROJECT_SOURCE_DIR}/compoundviewer
 )
 
 set(compoundviewer_SRCS
     iowrapper.cpp
     kalziumglwidget.cpp
 )
 
 #add_subdirectory(widgets)
 
 add_library(compoundviewer ${compoundviewer_SRCS})
 
 target_link_libraries(compoundviewer
     KF5::I18n
     KF5::WidgetsAddons
     KF5::CoreAddons
     KF5::KDELibs4Support
     Qt5::OpenGL
     Qt5::Gui
     ${OPENBABEL2_LIBRARIES}
     AvogadroQtGui
     AvogadroQtOpenGL
     AvogadroQtPlugins
 )
 
 set_target_properties(compoundviewer PROPERTIES
     VERSION ${KALZIUMLIB_VERSION}
     SOVERSION ${KALZIUMLIB_SOVERSION}
 )
 
 install(TARGETS compoundviewer ${INSTALL_TARGETS_DEFAULT_ARGS})