diff --git a/containers/Dockerfile-test-suite-python27 b/containers/Dockerfile-test-suite-python27
index b10f96eb2ca9bde812d94d74a4ddda71190dcbe6..937d95f570c990c0f0c281dafe07eb018180b170 100644
--- a/containers/Dockerfile-test-suite-python27
+++ b/containers/Dockerfile-test-suite-python27
@@ -41,7 +41,7 @@ coverage-badge
 RUN pip install corner lalsuite astropy gwpy theano
 
 # Install samplers
-RUN pip install cpnest dynesty emcee nestle ptemcee pymc3 pymultinest
+RUN pip install cpnest dynesty emcee nestle ptemcee pymc3 pymultinest kombine
 
 # Install pymultinest requirements
 RUN apt-get install -y libblas3 libblas-dev liblapack3 liblapack-dev \
diff --git a/containers/Dockerfile-test-suite-python37 b/containers/Dockerfile-test-suite-python37
index 32182aa59e02df77abe1d1d683703802a92276b3..f203cf25467e4f10d98e9987308fbf0f83c58704 100644
--- a/containers/Dockerfile-test-suite-python37
+++ b/containers/Dockerfile-test-suite-python37
@@ -48,7 +48,7 @@ RUN pip install sphinx numpydoc nbsphinx sphinx_rtd_theme sphinx-tabs
 RUN pip install corner lalsuite astropy gwpy theano
 
 # Install samplers
-RUN pip install cpnest dynesty emcee nestle ptemcee pymc3 pymultinest
+RUN pip install cpnest dynesty emcee nestle ptemcee pymc3 pymultinest kombine
 
 # Install pymultinest requirements
 RUN apt-get install -y libblas3 libblas-dev liblapack3 liblapack-dev \