diff --git a/desktop/kde/plasma/plasma5-support/pspec.xml b/desktop/kde/plasma/plasma5-support/pspec.xml
index 97c5f36704..c4cbd7e228 100644
--- a/desktop/kde/plasma/plasma5-support/pspec.xml
+++ b/desktop/kde/plasma/plasma5-support/pspec.xml
@@ -25,6 +25,8 @@
             <Dependency>kidletime-devel</Dependency>
             <Dependency>kguiaddons-devel</Dependency>
             <Dependency>kcoreaddons-devel</Dependency>
+            <Dependency>kholidays-devel</Dependency>
+            <Dependency>kunitconversion-devel</Dependency>
             <Dependency>qt6-sql-postgresql</Dependency>
             <Dependency>extra-cmake-modules</Dependency>
             <Dependency>knotifications-devel</Dependency>
@@ -50,6 +52,8 @@
             <Dependency>kguiaddons</Dependency>
             <Dependency>kcoreaddons</Dependency>
             <Dependency>qt6-sql-odbc</Dependency>
+            <Dependency>kholidays</Dependency>
+            <Dependency>kunitconversion</Dependency>
             <Dependency>libksysguard</Dependency>
             <Dependency>qt6-sql-mysql</Dependency>
             <Dependency>qt6-sql-sqlite</Dependency>