diff --git a/libksysguard5.spec b/libksysguard5.spec
index 3644ba3..728434b 100644
--- a/libksysguard5.spec
+++ b/libksysguard5.spec
@@ -24,9 +24,9 @@ Summary:        Task management and system monitoring library
 License:        GPL-2.0-or-later
 Group:          Development/Libraries/C and C++
 URL:            http://www.kde.org
-Source:         https://download.kde.org/stable/plasma/%{version}/libksysguard-%{version}.tar.xz
+Source:         https://download.kde.org/stable/plasma/5.18.4/libksysguard-%{version}.tar.xz
 %if %{with lang}
-Source1:        https://download.kde.org/stable/plasma/%{version}/libksysguard-%{version}.tar.xz.sig
+Source1:        https://download.kde.org/stable/plasma/5.18.4/libksysguard-%{version}.tar.xz.sig
 Source2:        plasma.keyring
 %endif
 Source3:        baselibs.conf