diff --git a/pkg/services/policer/process.go b/pkg/services/policer/process.go
index 0f1198f8..a5ebb001 100644
--- a/pkg/services/policer/process.go
+++ b/pkg/services/policer/process.go
@@ -98,6 +98,13 @@ func (m *errMap) addSeenError(cnr cid.ID, err error) bool {
 			return true
 		}
 	}
-	m.skipMap[cnr] = append(m.skipMap[cnr], err)
+
+	// Restrict list length to avoid possible OOM if some random error is added in future.
+	const maxErrListLength = 10
+
+	lst := m.skipMap[cnr]
+	if len(lst) < maxErrListLength {
+		m.skipMap[cnr] = append(lst, err)
+	}
 	return false
 }