diff --git a/beacon-chain/state/state-native/getters_participation_test.go b/beacon-chain/state/state-native/getters_participation_test.go
index c30fdaa80b7..b5aac094ed3 100644
--- a/beacon-chain/state/state-native/getters_participation_test.go
+++ b/beacon-chain/state/state-native/getters_participation_test.go
@@ -35,8 +35,8 @@ func TestState_UnrealizedCheckpointBalances(t *testing.T) {
 	active, previous, current, err := state.UnrealizedCheckpointBalances()
 	require.NoError(t, err)
 	require.Equal(t, allActive, active)
-	require.Equal(t, uint64(0), current)
-	require.Equal(t, uint64(0), previous)
+	require.Equal(t, params.BeaconConfig().EffectiveBalanceIncrement, current)
+	require.Equal(t, params.BeaconConfig().EffectiveBalanceIncrement, previous)
 
 	// Add some votes in the last two epochs:
 	base.CurrentEpochParticipation[0] = 0xFF
@@ -58,7 +58,7 @@ func TestState_UnrealizedCheckpointBalances(t *testing.T) {
 	active, previous, current, err = state.UnrealizedCheckpointBalances()
 	require.NoError(t, err)
 	require.Equal(t, allActive, active)
-	require.Equal(t, uint64(0), current)
+	require.Equal(t, params.BeaconConfig().EffectiveBalanceIncrement, current)
 	require.Equal(t, params.BeaconConfig().MaxEffectiveBalance, previous)
 
 }
diff --git a/beacon-chain/state/stateutil/unrealized_justification.go b/beacon-chain/state/stateutil/unrealized_justification.go
index e20f76a7bce..2a0181184fb 100644
--- a/beacon-chain/state/stateutil/unrealized_justification.go
+++ b/beacon-chain/state/stateutil/unrealized_justification.go
@@ -40,7 +40,7 @@ func UnrealizedCheckpointBalances(cp, pp []byte, validators []*ethpb.Validator,
 				return 0, 0, 0, err
 			}
 		}
-		activePrevious := v.ActivationEpoch+1 <= currentEpoch && currentEpoch <= v.ExitEpoch
+		activePrevious := v.ActivationEpoch < currentEpoch && currentEpoch <= v.ExitEpoch
 		if activePrevious && ((pp[i]>>targetIdx)&1) == 1 {
 			prevTarget, err = math.Add64(prevTarget, v.EffectiveBalance)
 			if err != nil {
@@ -48,5 +48,20 @@ func UnrealizedCheckpointBalances(cp, pp []byte, validators []*ethpb.Validator,
 			}
 		}
 	}
+	activeBalance, prevTarget, currentTarget = ensureLowerBound(activeBalance, prevTarget, currentTarget)
 	return activeBalance, prevTarget, currentTarget, nil
 }
+
+func ensureLowerBound(activeCurrEpoch, prevTargetAttested, currTargetAttested uint64) (uint64, uint64, uint64) {
+	ebi := params.BeaconConfig().EffectiveBalanceIncrement
+	if ebi > activeCurrEpoch {
+		activeCurrEpoch = ebi
+	}
+	if ebi > prevTargetAttested {
+		prevTargetAttested = ebi
+	}
+	if ebi > currTargetAttested {
+		currTargetAttested = ebi
+	}
+	return activeCurrEpoch, prevTargetAttested, currTargetAttested
+}
diff --git a/beacon-chain/state/stateutil/unrealized_justification_test.go b/beacon-chain/state/stateutil/unrealized_justification_test.go
index b5baa25d42e..f003e7951c6 100644
--- a/beacon-chain/state/stateutil/unrealized_justification_test.go
+++ b/beacon-chain/state/stateutil/unrealized_justification_test.go
@@ -28,8 +28,8 @@ func TestState_UnrealizedCheckpointBalances(t *testing.T) {
 		active, previous, current, err := UnrealizedCheckpointBalances(cp, pp, validators, 0)
 		require.NoError(tt, err)
 		require.Equal(tt, expectedActive, active)
-		require.Equal(tt, uint64(0), current)
-		require.Equal(tt, uint64(0), previous)
+		require.Equal(tt, params.BeaconConfig().EffectiveBalanceIncrement, current)
+		require.Equal(tt, params.BeaconConfig().EffectiveBalanceIncrement, previous)
 	})
 
 	t.Run("bad votes in last two epochs", func(tt *testing.T) {
@@ -38,8 +38,8 @@ func TestState_UnrealizedCheckpointBalances(t *testing.T) {
 		active, previous, current, err := UnrealizedCheckpointBalances(cp, pp, validators, 1)
 		require.NoError(tt, err)
 		require.Equal(tt, expectedActive, active)
-		require.Equal(tt, uint64(0), current)
-		require.Equal(tt, uint64(0), previous)
+		require.Equal(tt, params.BeaconConfig().EffectiveBalanceIncrement, current)
+		require.Equal(tt, params.BeaconConfig().EffectiveBalanceIncrement, previous)
 	})
 
 	t.Run("two votes in last epoch", func(tt *testing.T) {
@@ -49,7 +49,7 @@ func TestState_UnrealizedCheckpointBalances(t *testing.T) {
 		require.NoError(tt, err)
 		require.Equal(tt, expectedActive, active)
 		require.Equal(tt, 2*params.BeaconConfig().MaxEffectiveBalance, current)
-		require.Equal(tt, uint64(0), previous)
+		require.Equal(tt, params.BeaconConfig().EffectiveBalanceIncrement, previous)
 	})
 
 	t.Run("two votes in previous epoch", func(tt *testing.T) {
@@ -58,7 +58,7 @@ func TestState_UnrealizedCheckpointBalances(t *testing.T) {
 		active, previous, current, err := UnrealizedCheckpointBalances(cp, pp, validators, 1)
 		require.NoError(tt, err)
 		require.Equal(tt, expectedActive, active)
-		require.Equal(tt, uint64(0), current)
+		require.Equal(tt, params.BeaconConfig().EffectiveBalanceIncrement, current)
 		require.Equal(tt, 2*params.BeaconConfig().MaxEffectiveBalance, previous)
 	})
 
diff --git a/testing/spectest/shared/altair/epoch_processing/justification_and_finalization.go b/testing/spectest/shared/altair/epoch_processing/justification_and_finalization.go
index 2b7ad59efaa..75e4859b167 100644
--- a/testing/spectest/shared/altair/epoch_processing/justification_and_finalization.go
+++ b/testing/spectest/shared/altair/epoch_processing/justification_and_finalization.go
@@ -35,6 +35,11 @@ func processJustificationAndFinalizationPrecomputeWrapper(t *testing.T, st state
 	require.NoError(t, err)
 	_, bp, err = altair.ProcessEpochParticipation(ctx, st, bp, vp)
 	require.NoError(t, err)
+	activeBal, targetPrevious, targetCurrent, err := st.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
 
 	st, err = precompute.ProcessJustificationAndFinalizationPreCompute(st, bp)
 	require.NoError(t, err, "Could not process justification")
diff --git a/testing/spectest/shared/altair/rewards/rewards_penalties.go b/testing/spectest/shared/altair/rewards/rewards_penalties.go
index ec4a7fca62d..3162f5f086d 100644
--- a/testing/spectest/shared/altair/rewards/rewards_penalties.go
+++ b/testing/spectest/shared/altair/rewards/rewards_penalties.go
@@ -76,6 +76,13 @@ func runPrecomputeRewardsAndPenaltiesTest(t *testing.T, testFolderPath string) {
 	require.NoError(t, err)
 	vp, bp, err = altair.ProcessEpochParticipation(ctx, preBeaconState, bp, vp)
 	require.NoError(t, err)
+
+	activeBal, targetPrevious, targetCurrent, err := preBeaconState.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
+
 	deltas, err := altair.AttestationsDelta(preBeaconState, bp, vp)
 	require.NoError(t, err)
 
diff --git a/testing/spectest/shared/bellatrix/epoch_processing/justification_and_finalization.go b/testing/spectest/shared/bellatrix/epoch_processing/justification_and_finalization.go
index 8ec021a3860..36f8d6c0327 100644
--- a/testing/spectest/shared/bellatrix/epoch_processing/justification_and_finalization.go
+++ b/testing/spectest/shared/bellatrix/epoch_processing/justification_and_finalization.go
@@ -35,6 +35,11 @@ func processJustificationAndFinalizationPrecomputeWrapper(t *testing.T, st state
 	require.NoError(t, err)
 	_, bp, err = altair.ProcessEpochParticipation(ctx, st, bp, vp)
 	require.NoError(t, err)
+	activeBal, targetPrevious, targetCurrent, err := st.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
 
 	st, err = precompute.ProcessJustificationAndFinalizationPreCompute(st, bp)
 	require.NoError(t, err, "Could not process justification")
diff --git a/testing/spectest/shared/bellatrix/rewards/rewards_penalties.go b/testing/spectest/shared/bellatrix/rewards/rewards_penalties.go
index 3ae1f613eb0..624d73b3f2a 100644
--- a/testing/spectest/shared/bellatrix/rewards/rewards_penalties.go
+++ b/testing/spectest/shared/bellatrix/rewards/rewards_penalties.go
@@ -80,6 +80,13 @@ func runPrecomputeRewardsAndPenaltiesTest(t *testing.T, testFolderPath string) {
 	require.NoError(t, err)
 	vp, bp, err = altair.ProcessEpochParticipation(ctx, preBeaconState, bp, vp)
 	require.NoError(t, err)
+
+	activeBal, targetPrevious, targetCurrent, err := preBeaconState.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
+
 	deltas, err := altair.AttestationsDelta(preBeaconState, bp, vp)
 	require.NoError(t, err)
 
diff --git a/testing/spectest/shared/capella/epoch_processing/justification_and_finalization.go b/testing/spectest/shared/capella/epoch_processing/justification_and_finalization.go
index bbb5e5b78da..b818d5f34e1 100644
--- a/testing/spectest/shared/capella/epoch_processing/justification_and_finalization.go
+++ b/testing/spectest/shared/capella/epoch_processing/justification_and_finalization.go
@@ -35,6 +35,11 @@ func processJustificationAndFinalizationPrecomputeWrapper(t *testing.T, st state
 	require.NoError(t, err)
 	_, bp, err = altair.ProcessEpochParticipation(ctx, st, bp, vp)
 	require.NoError(t, err)
+	activeBal, targetPrevious, targetCurrent, err := st.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
 
 	st, err = precompute.ProcessJustificationAndFinalizationPreCompute(st, bp)
 	require.NoError(t, err, "Could not process justification")
diff --git a/testing/spectest/shared/capella/rewards/rewards_penalties.go b/testing/spectest/shared/capella/rewards/rewards_penalties.go
index cdb60a47101..1651cd64630 100644
--- a/testing/spectest/shared/capella/rewards/rewards_penalties.go
+++ b/testing/spectest/shared/capella/rewards/rewards_penalties.go
@@ -80,6 +80,13 @@ func runPrecomputeRewardsAndPenaltiesTest(t *testing.T, testFolderPath string) {
 	require.NoError(t, err)
 	vp, bp, err = altair.ProcessEpochParticipation(ctx, preBeaconState, bp, vp)
 	require.NoError(t, err)
+
+	activeBal, targetPrevious, targetCurrent, err := preBeaconState.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
+
 	deltas, err := altair.AttestationsDelta(preBeaconState, bp, vp)
 	require.NoError(t, err)
 
diff --git a/testing/spectest/shared/deneb/epoch_processing/justification_and_finalization.go b/testing/spectest/shared/deneb/epoch_processing/justification_and_finalization.go
index b6f9bb24348..574feddc5db 100644
--- a/testing/spectest/shared/deneb/epoch_processing/justification_and_finalization.go
+++ b/testing/spectest/shared/deneb/epoch_processing/justification_and_finalization.go
@@ -32,7 +32,11 @@ func processJustificationAndFinalizationPrecomputeWrapper(t *testing.T, st state
 	require.NoError(t, err)
 	_, bp, err = altair.ProcessEpochParticipation(ctx, st, bp, vp)
 	require.NoError(t, err)
-
+	activeBal, targetPrevious, targetCurrent, err := st.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
 	st, err = precompute.ProcessJustificationAndFinalizationPreCompute(st, bp)
 	require.NoError(t, err, "Could not process justification")
 
diff --git a/testing/spectest/shared/deneb/rewards/rewards_penalties.go b/testing/spectest/shared/deneb/rewards/rewards_penalties.go
index abc8369dd0d..41bda166ce1 100644
--- a/testing/spectest/shared/deneb/rewards/rewards_penalties.go
+++ b/testing/spectest/shared/deneb/rewards/rewards_penalties.go
@@ -70,8 +70,16 @@ func runPrecomputeRewardsAndPenaltiesTest(t *testing.T, testFolderPath string) {
 
 	vp, bp, err := altair.InitializePrecomputeValidators(ctx, preBeaconState)
 	require.NoError(t, err)
+
 	vp, bp, err = altair.ProcessEpochParticipation(ctx, preBeaconState, bp, vp)
 	require.NoError(t, err)
+
+	activeBal, targetPrevious, targetCurrent, err := preBeaconState.UnrealizedCheckpointBalances()
+	require.NoError(t, err)
+	require.Equal(t, bp.ActiveCurrentEpoch, activeBal)
+	require.Equal(t, bp.CurrentEpochTargetAttested, targetCurrent)
+	require.Equal(t, bp.PrevEpochTargetAttested, targetPrevious)
+
 	deltas, err := altair.AttestationsDelta(preBeaconState, bp, vp)
 	require.NoError(t, err)