diff --git a/libqalculate.spec b/libqalculate.spec
index 37f236f..e49113a 100644
--- a/libqalculate.spec
+++ b/libqalculate.spec
@@ -1,5 +1,5 @@
 Name:          libqalculate
-Version:       4.1.1
+Version:       4.2.0
 Release:       1mamba
 Summary:       Multi-purpose calculator library 
 Group:         System/Libraries
@@ -14,7 +14,6 @@ BuildRequires: glibc-devel
 BuildRequires: libbrotli-devel
 BuildRequires: libcares-devel
 BuildRequires: libcurl-devel
-BuildRequires: libe2fs-devel
 BuildRequires: libgcc
 BuildRequires: libgmp-devel
 BuildRequires: libgsasl-devel
@@ -22,7 +21,6 @@ BuildRequires: libgss-devel
 BuildRequires: libicu-devel
 BuildRequires: libidn-devel
 BuildRequires: libidn2-devel
-BuildRequires: libkrb5-devel
 BuildRequires: liblzma-devel
 BuildRequires: libmpfr-devel
 BuildRequires: libncurses-devel
@@ -113,6 +111,9 @@ This package provides the text-mode interface for Qalculate!
 %{_mandir}/man1/qalc.1*
 
 %changelog
+* Thu May 26 2022 Automatic Build System <autodist@mambasoft.it> 4.2.0-1mamba
+- automatic version update by autodist
+
 * Tue Apr 05 2022 Automatic Build System <autodist@mambasoft.it> 4.1.1-1mamba
 - automatic version update by autodist