diff --git a/tests/test_light_client.nim b/tests/test_light_client.nim
index 9b549fa79..9219bef35 100644
--- a/tests/test_light_client.nim
+++ b/tests/test_light_client.nim
@@ -22,7 +22,7 @@ from ./testbcutil import addHeadBlock
 
 suite "Light client" & preset():
   const  # Test config, should be long enough to cover interesting transitions
-    headPeriod = 3.SyncCommitteePeriod
+    headPeriod = 4.SyncCommitteePeriod
   let
     cfg = block:  # Fork schedule so that each `LightClientDataFork` is covered
       static: doAssert ConsensusFork.high == ConsensusFork.Electra
@@ -31,7 +31,7 @@ suite "Light client" & preset():
       res.BELLATRIX_FORK_EPOCH = 2.Epoch
       res.CAPELLA_FORK_EPOCH = (EPOCHS_PER_SYNC_COMMITTEE_PERIOD * 1).Epoch
       res.DENEB_FORK_EPOCH = (EPOCHS_PER_SYNC_COMMITTEE_PERIOD * 2).Epoch
-      res.ELECTRA_FORK_EPOCH = FAR_FUTURE_EPOCH
+      res.ELECTRA_FORK_EPOCH = (EPOCHS_PER_SYNC_COMMITTEE_PERIOD * 3).Epoch
       res
     altairStartSlot = cfg.ALTAIR_FORK_EPOCH.start_slot
 
@@ -246,4 +246,4 @@ suite "Light client" & preset():
       let headSlot = (finalizedSlot.epoch + i).start_slot
       cpDag.advanceToSlot(headSlot, verifier, quarantine[])
 
-    check true
\ No newline at end of file
+    check true
diff --git a/tests/test_light_client_processor.nim b/tests/test_light_client_processor.nim
index 308160325..a1fcecb85 100644
--- a/tests/test_light_client_processor.nim
+++ b/tests/test_light_client_processor.nim
@@ -24,8 +24,8 @@ from ./testbcutil import addHeadBlock
 suite "Light client processor" & preset():
   const  # Test config, should be long enough to cover interesting transitions
     lowPeriod = 0.SyncCommitteePeriod
-    lastPeriodWithSupermajority = 3.SyncCommitteePeriod
-    highPeriod = 5.SyncCommitteePeriod
+    lastPeriodWithSupermajority = 4.SyncCommitteePeriod
+    highPeriod = 6.SyncCommitteePeriod
   let
     cfg = block:  # Fork schedule so that each `LightClientDataFork` is covered
       static: doAssert ConsensusFork.high == ConsensusFork.Electra
@@ -34,7 +34,7 @@ suite "Light client processor" & preset():
       res.BELLATRIX_FORK_EPOCH = 2.Epoch
       res.CAPELLA_FORK_EPOCH = (EPOCHS_PER_SYNC_COMMITTEE_PERIOD * 1).Epoch
       res.DENEB_FORK_EPOCH = (EPOCHS_PER_SYNC_COMMITTEE_PERIOD * 2).Epoch
-      res.ELECTRA_FORK_EPOCH = FAR_FUTURE_EPOCH
+      res.ELECTRA_FORK_EPOCH = (EPOCHS_PER_SYNC_COMMITTEE_PERIOD * 3).Epoch
       res
 
   const numValidators = SLOTS_PER_EPOCH