diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -154,7 +154,7 @@
 )
 
 if (UNIX)
-  target_link_libraries(KF5KIOCore PRIVATE KF5::Auth)   #SlaveBase uses KAuth::Action
+  target_link_libraries(KF5KIOCore PRIVATE KF5::AuthCore)   #SlaveBase uses KAuth::Action
 endif()
 
 if(ACL_FOUND)
diff --git a/src/ioslaves/file/CMakeLists.txt b/src/ioslaves/file/CMakeLists.txt
--- a/src/ioslaves/file/CMakeLists.txt
+++ b/src/ioslaves/file/CMakeLists.txt
@@ -26,7 +26,7 @@
 target_link_libraries(kio_file KF5::KIOCore KF5::I18n Qt5::DBus Qt5::Network)
 
 if(UNIX)
-  target_link_libraries(kio_file Qt5::Network KF5::Auth)
+  target_link_libraries(kio_file Qt5::Network KF5::AuthCore)
 endif()
 
 if (HAVE_VOLMGT AND CMAKE_SYSTEM_NAME MATCHES SunOS)
diff --git a/src/ioslaves/file/kauth/CMakeLists.txt b/src/ioslaves/file/kauth/CMakeLists.txt
--- a/src/ioslaves/file/kauth/CMakeLists.txt
+++ b/src/ioslaves/file/kauth/CMakeLists.txt
@@ -1,5 +1,5 @@
 add_executable(file_helper filehelper.cpp fdsender.cpp)
-target_link_libraries(file_helper Qt5::Network KF5::Auth KF5::I18n KF5::KIOCore)
+target_link_libraries(file_helper Qt5::Network KF5::AuthCore KF5::I18n KF5::KIOCore)
 
 #install(TARGETS file_helper DESTINATION ${KAUTH_HELPER_INSTALL_DIR})
 #kauth_install_helper_files(file_helper org.kde.kio.file root)