diff --git a/options/reconstruction.py b/options/reconstruction.py
index 4daa8ea74250c3163be2d6054386fa22cd4bdbd9..0fd5555dca8b91be532c651f7fa9bdc6e79e67c9 100644
--- a/options/reconstruction.py
+++ b/options/reconstruction.py
@@ -1091,7 +1091,7 @@ match_clusters = MatchClusters(
         str(ci_hcal_clreco.outputAssociations),
     ],
     outputParticles="ReconstructedParticles",
-    outputParticlesAssoc="ReconstructedParticlesAssociations",
+    outputParticlesAssoc="ReconstructedParticleAssociations",
 )
 algorithms.append(match_clusters)