diff --git a/eva-accession-pipeline/src/main/java/uk/ac/ebi/eva/accession/pipeline/configuration/batch/steps/CreateSubsnpAccessionsStepConfiguration.java b/eva-accession-pipeline/src/main/java/uk/ac/ebi/eva/accession/pipeline/configuration/batch/steps/CreateSubsnpAccessionsStepConfiguration.java
index 3cf88f859..44935d5d2 100644
--- a/eva-accession-pipeline/src/main/java/uk/ac/ebi/eva/accession/pipeline/configuration/batch/steps/CreateSubsnpAccessionsStepConfiguration.java
+++ b/eva-accession-pipeline/src/main/java/uk/ac/ebi/eva/accession/pipeline/configuration/batch/steps/CreateSubsnpAccessionsStepConfiguration.java
@@ -74,6 +74,8 @@ public Step createSubsnpAccessionStep(StepBuilderFactory stepBuilderFactory,
                 .processor(variantProcessor)
                 .writer(accessionWriter)
                 .faultTolerant()
+                // Exception can arise from running parallel accessioning jobs for a single study, hence the retry.
+                // See EVA-3719 for details.
                 .retry(MissingUnsavedAccessionsException.class)
                 .retryLimit(3)
                 .backOffPolicy(new ExponentialBackOffPolicy())