diff --git a/configs/constant_presets/minimal.yaml b/configs/constant_presets/minimal.yaml
index c8c2853c7..201ac475f 100644
--- a/configs/constant_presets/minimal.yaml
+++ b/configs/constant_presets/minimal.yaml
@@ -64,8 +64,8 @@ SLOTS_PER_HISTORICAL_ROOT: 64
 MIN_VALIDATOR_WITHDRAWABILITY_DELAY: 256
 # 2**11 (= 2,048) epochs
 PERSISTENT_COMMITTEE_PERIOD: 2048
-# 2**6 (= 64) epochs
-MAX_EPOCHS_PER_CROSSLINK: 64
+# [customized] fast catchup crosslinks
+MAX_EPOCHS_PER_CROSSLINK: 4
 # 2**2 (= 4) epochs
 MIN_EPOCHS_TO_INACTIVITY_PENALTY: 4
 # [customized] 2**12 (= 4,096) epochs