diff --git a/setup.cfg b/setup.cfg
index 3175b7a64..04c957f76 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -61,6 +61,7 @@ glotaran.plugins.data_io =
 glotaran.plugins.megacomplexes =
     baseline = glotaran.builtin.megacomplexes.baseline
     coherent_artifact = glotaran.builtin.megacomplexes.coherent_artifact
+    damped_oscillation = glotaran.builtin.megacomplexes.damped_oscillation
     decay = glotaran.builtin.megacomplexes.decay
     spectral = glotaran.builtin.megacomplexes.spectral
 glotaran.plugins.project_io =