diff --git a/ci/requirements/rtd.yml b/ci/requirements/rtd.yml
index ac21d1f..40726cb 100644
--- a/ci/requirements/rtd.yml
+++ b/ci/requirements/rtd.yml
@@ -7,4 +7,5 @@ dependencies:
   - numpy
   - scipy
   - sphinx
+  - sphinx-copybutton
   - sphinx_rtd_theme
diff --git a/docs/tephi/source/conf.py b/docs/tephi/source/conf.py
index 68efaa7..a6a3893 100644
--- a/docs/tephi/source/conf.py
+++ b/docs/tephi/source/conf.py
@@ -44,6 +44,7 @@
               'matplotlib.sphinxext.plot_directive',
               'custom_class_autodoc',
               'generate_package_rst',
+              'sphinx_copybutton',
               ]
 
 # List of packages to document
@@ -269,3 +270,6 @@
     'numpy': ('http://docs.scipy.org/doc/numpy/', None),
     'matplotlib': ('http://matplotlib.sourceforge.net/', None),
 }
+
+# Define Python input prompt to copybutton.
+copybutton_prompt_text = ">>> "
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 0196ffb..2be40b5 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -9,4 +9,5 @@ pytest
 pytest-cov
 pytest-xdist
 sphinx
+sphinx-copybutton
 sphinx_rtd_theme