diff --git a/CMakeLists.txt b/CMakeLists.txt
index 39f51255..6a3be0ed 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -95,6 +95,11 @@ endif ()
 # Note: used as c++ string thus need surrounding " "
 add_compile_definitions(PROGRAM_VERSION="${PROJECT_VERSION}")
 
+if (LINUX)
+    # see: config.cc -> getProgramDataDir
+    add_compile_definitions(PROGRAM_DATA_DIR="${CMAKE_INSTALL_PREFIX}/share/goldendict")
+endif ()
+
 target_link_libraries(${GOLDENDICT} PRIVATE
         Qt6::Xml
         Qt6::Concurrent
diff --git a/src/config.cc b/src/config.cc
index 64c560a8..3fa553ba 100644
--- a/src/config.cc
+++ b/src/config.cc
@@ -2276,7 +2276,7 @@ QString getProgramDataDir() noexcept
 {
   if ( isPortableVersion() )
     return QCoreApplication::applicationDirPath();
-
+// TODO: rewrite this in QStandardPaths::AppDataLocation
   #ifdef PROGRAM_DATA_DIR
   return PROGRAM_DATA_DIR;
   #else