--- a/kcms/krdb/CMakeLists.txt
+++ b/kcms/krdb/CMakeLists.txt
@@ -2,6 +2,9 @@
 add_definitions(-DTRANSLATION_DOMAIN=\"krdb\")
 
 add_library(krdb krdb.cpp)
+set_target_properties(krdb PROPERTIES
+                      VERSION ${PROJECT_VERSION}
+                      SOVERSION ${PROJECT_VERSION_MAJOR})
 target_link_libraries(krdb PRIVATE Qt::Widgets Qt::DBus KF5::GuiAddons KF5::I18n KF5::WindowSystem KF5::ConfigWidgets PW::KWorkspace X11::X11)
 if (QT_MAJOR_VERSION EQUAL "5")
     target_link_libraries(krdb PRIVATE Qt5::X11Extras)