diff --git a/CMakeLists.txt b/CMakeLists.txt
index 17a9f9e..3d2db44 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,7 +16,7 @@ set(CMAKE_BUILD_WITH_INSTALL_RPATH ON)
 set(QT_MIN_VERSION "5.10.0")
 set(KF5_MIN_VERSION "5.56")
 set(BLKID_MIN_VERSION "2.33.2")
-# Qca-qt5 (tested with botan and ossl backends)
+# PolkitQt5-1
 
 # Runtime
 # smartmontools 7.0
@@ -62,7 +62,7 @@ find_package(KF5 ${KF5_MIN_VERSION} REQUIRED
   WidgetsAddons
 )
 
-find_package(Qca-qt5 REQUIRED)
+find_package(PolkitQt5-1 REQUIRED)
 
 # use sane compile flags
 add_definitions(
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index fda245d..b6adca0 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -33,7 +33,6 @@ target_link_libraries( kpmcore PUBLIC
     ${BLKID_LIBRARIES}
     Qt5::DBus
     Qt5::Gui
-    qca-qt5
     KF5::I18n
     KF5::CoreAddons
     KF5::WidgetsAddons
diff --git a/src/util/CMakeLists.txt b/src/util/CMakeLists.txt
index 1475a1a..fcd4721 100644
--- a/src/util/CMakeLists.txt
+++ b/src/util/CMakeLists.txt
@@ -23,9 +23,6 @@ qt5_generate_dbus_interface(
     OPTIONS -a
 )
 
-
-find_package(PolkitQt5-1 REQUIRED)
-
 qt5_add_dbus_interface(HelperInterface_SRCS ${CMAKE_CURRENT_BINARY_DIR}/${helper_interface_xml} externalcommandhelper_interface)
 
 set(UTIL_SRC
@@ -53,10 +50,8 @@ add_executable(kpmcore_externalcommand
 )
 
 target_link_libraries(kpmcore_externalcommand
-    qca-qt5
     Qt5::Core
     Qt5::DBus
-    KF5::AuthCore
     KF5::I18n
     PolkitQt5-1::Core
 )