diff --git a/python-nbdime.spec b/python-nbdime.spec
index 59c9ffe..d39816a 100644
--- a/python-nbdime.spec
+++ b/python-nbdime.spec
@@ -55,6 +55,10 @@ Requires:       python-tornado
 %ifpython2
 Requires:       python-backports.functools_lru_cache
 Requires:       python-backports.shutil_which
+Provides:       python-jupyter_nbdime-hg = %{version}
+Obsoletes:      python-jupyter_nbdime-hg < %{version}
+Provides:       python-jupyter_nbdime-git = %{version}
+Obsoletes:      python-jupyter_nbdime-git < %{version}
 %endif
 Recommends:     python-tabulate
 Provides:       python-jupyter_nbdime = %{version}
@@ -80,11 +84,13 @@ Jupyter Notebooks.
 
 This package provides the tools and jupyter notebook extension.
 
-%package     -n jupyter-nbdime-jupyterlab
+%package     -n python3-jupyter_nbdime_jupyterlab
 Version:        %{labver}
 Summary:        A JupyterLab extension for showing Notebook diffs
 Requires:       jupyter-jupyterlab
-Requires:       jupyter-nbdime = %{mainver}
+Requires:       python3-nbdime = %{mainver}
+Provides:       python3-jupyter_ipympl_jupyterlab = %{version}
+Obsoletes:      python3-jupyter_ipympl_jupyterlab < %{version}
 
 %description -n jupyter-nbdime-jupyterlab
 The nbdime package provides tools for diffing and merging of
@@ -97,6 +103,8 @@ Summary:        Git integration for jupyter-nbdime
 Group:          Development/Languages/Python
 Requires:       git
 Requires:       jupyter-nbdime = %{mainver}
+Provides:       python3-jupyter_nbdime-git = %{version}
+Obsoletes:      python3-jupyter_nbdime-git < %{version}
 
 %description -n jupyter-nbdime-git
 The nbdime package provides tools for diffing and merging of
@@ -109,12 +117,14 @@ Summary:        Mercurial integration for jupyter-nbdime
 Group:          Development/Languages/Python
 Requires:       jupyter-nbdime = %{mainver}
 Requires:       mercurial
+Provides:       python3-jupyter_nbdime-hg = %{version}
+Obsoletes:      python3-jupyter_nbdime-hg < %{version}
 
 %description -n jupyter-nbdime-hg
 The nbdime package provides tools for diffing and merging of
 Jupyter Notebooks.
 
-This package provides git integration.
+This package provides mercurial integration.
 
 %prep
 %setup -q -c -T