diff --git a/openmamba-distro-compat.spec b/openmamba-distro-compat.spec
index c2a36fa..50dbce6 100644
--- a/openmamba-distro-compat.spec
+++ b/openmamba-distro-compat.spec
@@ -1,6 +1,6 @@
 Name:          openmamba-distro-compat
 Version:       1.0
-Release:       3mamba
+Release:       4mamba
 Summary:       Compatibility package for the installation of binary RPMs packaged for other distributions
 Group:         System/Configuration
 Vendor:        openmamba
@@ -83,6 +83,14 @@ Provides:      freetype(x86-64)
 %else
 Provides:      freetype(x86-32)
 %endif
+%ifarch x86_64
+Provides:      libssl.so.10()(64bit)
+Provides:      libcrypto.so.10()(64bit)
+%else
+Provides:      libssl.so.10
+Provides:      libcrypto.so.10
+%endif
+Requires:      libopenssl100
 License:       GPL
 
 %description
@@ -96,11 +104,19 @@ Currently supported packages (others may work as well):
 %build
 
 %install
+install -d -m 0755 %{buildroot}%{_libdir}
+ln -s libssl.so.1.0.0 %{buildroot}%{_libdir}/libcrypto.so.10
+ln -s libssl.so.1.0.0 %{buildroot}%{_libdir}/libssl.so.10
 
 %files
 %defattr(-,root,root)
+%{_libdir}/libcrypto.so.10
+%{_libdir}/libssl.so.10
 
 %changelog
+* Fri Jan 27 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0-4mamba
+- provide libssl.so.10 symlink to libssl.so.1.0.0 (for viber)
+
 * Mon Oct 12 2015 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0-3mamba
 - x86_64: don't require lib32-* anymore