diff --git a/spyder.spec b/spyder.spec
index ba28de2..a9b3958 100644
--- a/spyder.spec
+++ b/spyder.spec
@@ -1,6 +1,6 @@
 Name:          spyder
 Version:       2.3.8
-Release:       2mamba
+Release:       3mamba
 Summary:       A Scientific PYthon Development EnviRonment 
 Group:         System/Libraries
 Vendor:        openmamba
@@ -21,7 +21,7 @@ Requires:      python-rope
 Requires:      python-pep8
 Requires:      python-psutil
 Requires:      python-matplotlib
-Requires:      ipython
+Requires:      ipython3
 Requires:      python-Sphinx
 Requires:      python-pygments
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
@@ -55,6 +55,9 @@ sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 %doc AUTHORS LICENSE
 
 %changelog
+* Tue Jan 26 2016 Silvan Calarco <silvan.calarco@mambasoft.it> 2.3.8-3mamba
+- require ipython3 instead of ipython
+
 * Sun Jan 24 2016 Silvan Calarco <silvan.calarco@mambasoft.it> 2.3.8-2mamba
 - require python-pygments to enable Css highlighter support and fix css file editing