diff --git a/libpsl.spec b/libpsl.spec
index 2a96bcc..079c759 100644
--- a/libpsl.spec
+++ b/libpsl.spec
@@ -1,19 +1,20 @@
 Name:          libpsl
 Version:       0.21.1
-Release:       1mamba
+Release:       2mamba
 Summary:       C library for the Public Suffix List
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           https://rockdaboot.github.io/libpsl
+URL:           https://rockdaboot.github.io/libpsl/
 Source:        https://github.com/rockdaboot/libpsl.git/%{version}/libpsl-%{version}.tar.bz2
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: libicu-devel
+BuildRequires: libidn2-devel
+BuildRequires: libunistring-devel
 ## AUTOBUILDREQ-END
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+BuildRequires: libicu-devel >= 69.1
 
 %description
 C library for the Public Suffix List.
@@ -76,6 +77,9 @@ This package contains utility applications for %{name}.
 %{_mandir}/man1/psl.1*
 
 %changelog
+* Sat May 15 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 0.21.1-2mamba
+- rebuilt with libicu 69.1
+
 * Sun Sep 06 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.21.1-1mamba
 - update to 0.21.1