diff --git a/docs/likelihood.txt b/docs/likelihood.txt
index 291ec818b6694d522782d58263649a153896d3a0..5db8d7e776759cd47a14081eff04e966f920478c 100644
--- a/docs/likelihood.txt
+++ b/docs/likelihood.txt
@@ -226,6 +226,10 @@ As well as the Gaussian likelihood defined above, tupak provides
 the following common likelihood functions:
 
 .. autoclass:: tupak.core.likelihood.PoissonLikelihood
+   :members:
+
+.. autoclass:: tupak.core.likelihood.ExponentialLikelihood
+   :members:
 
 Likelihood for transient gravitational waves
 --------------------------------------------