diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 3c0a52e574..476f02c5ae 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -5,6 +5,8 @@ configure_file(config-kwin.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-kwin.h)
 set(kwin_effects_dbus_xml ${CMAKE_CURRENT_SOURCE_DIR}/org.kde.kwin.Effects.xml)
 qt_add_dbus_interface(effects_interface_SRCS ${kwin_effects_dbus_xml} kwineffects_interface)
 add_library(KWinEffectsInterface STATIC ${effects_interface_SRCS})
+set_property(TARGET KWinEffectsInterface PROPERTY POSITION_INDEPENDENT_CODE ON)
+
 target_link_libraries(KWinEffectsInterface Qt::DBus)
 
 add_subdirectory(effects)
diff --git a/src/kcmkwin/kwinrules/CMakeLists.txt b/src/kcmkwin/kwinrules/CMakeLists.txt
index 3318739e64..cc13c0a241 100644
--- a/src/kcmkwin/kwinrules/CMakeLists.txt
+++ b/src/kcmkwin/kwinrules/CMakeLists.txt
@@ -20,6 +20,7 @@ kconfig_add_kcfg_files(kwinrules_SRCS ../../rulesettings.kcfgc)
 kconfig_add_kcfg_files(kwinrules_SRCS ../../rulebooksettingsbase.kcfgc)
 
 add_library(KWinRulesObjects STATIC ${kwinrules_SRCS})
+set_property(TARGET KWinRulesObjects PROPERTY POSITION_INDEPENDENT_CODE ON)
 
 set(kwin_kcm_rules_XCB_LIBS
     XCB::CURSOR