diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -240,12 +240,6 @@
     set(HAVE_KACTIVITIES TRUE)
 endif()
 
-find_package(KF5Holidays 5.3.3)
-set_package_properties(KF5Holidays PROPERTIES
-    DESCRIPTION "Library for generation of public holidays"
-    PURPOSE "Required by Plan"
-    TYPE RECOMMENDED
-)
 
 if(${KF5_VERSION} VERSION_LESS "5.16.0")
     set(CALLIGRA_OLD_PLUGIN_METADATA TRUE)
@@ -462,16 +456,6 @@
     TYPE OPTIONAL
 )
 
-##
-## Test for KF5AkonadiContact
-##
-find_package(KF5AkonadiContact CONFIG QUIET)
-set_package_properties(KF5AkonadiContact PROPERTIES
-    DESCRIPTION "Library for Accessing Contacts stored in Akonadi"
-    URL "https://www.kde.org/"
-    PURPOSE "Optionally used by Plan"
-    TYPE OPTIONAL
-)
 
 ##
 ## Test for KF5AkonadiCore
@@ -485,17 +469,6 @@
 )
 
 ##
-## Test for KGantt
-##
-macro_optional_find_package(KGantt 2.6.0 QUIET)
-set_package_properties(KGantt PROPERTIES
-    DESCRIPTION "Library for creating Gantt diagrams (part of KDiagram)"
-    URL "https://www.kde.org/"
-    PURPOSE "Required by Plan"
-    TYPE RECOMMENDED
-)
-
-##
 ## Test for KChart
 ##
 macro_optional_find_package(KChart 2.6.0 QUIET)