diff --git a/khelpcenter.spec b/khelpcenter.spec
index 30f73bc..eeea0d7 100644
--- a/khelpcenter.spec
+++ b/khelpcenter.spec
@@ -1,7 +1,7 @@
 %define majver %(echo %version | cut -d. -f1-2)
 
 Name:          khelpcenter
-Version:       20.12.3
+Version:       21.04.0
 Release:       1mamba
 Summary:       KDE Frameworks 5 help center
 Group:         Graphical Desktop/Applications/Environment
@@ -14,8 +14,6 @@ Source:        https://download.kde.org/stable/release-service/%{version}/src/kh
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: kdoctools-devel
-BuildRequires: ldconfig
 BuildRequires: libgcc
 BuildRequires: libgrantlee-devel
 BuildRequires: libkarchive-devel
@@ -27,6 +25,7 @@ BuildRequires: libkconfig-devel
 BuildRequires: libkconfigwidgets-devel
 BuildRequires: libkcoreaddons-devel
 BuildRequires: libkdbusaddons-devel
+BuildRequires: libkdoctools-devel
 BuildRequires: libkhtml-devel
 BuildRequires: libki18n-devel
 BuildRequires: libkio-devel
@@ -104,6 +103,9 @@ KDE Frameworks 5 help center.
 %doc COPYING
 
 %changelog
+* Thu Apr 22 2021 Automatic Build System <autodist@mambasoft.it> 21.04.0-1mamba
+- automatic version update by autodist
+
 * Fri Mar 05 2021 Automatic Build System <autodist@mambasoft.it> 20.12.3-1mamba
 - automatic version update by autodist