diff --git a/presets/mainnet/eip7251.yaml b/presets/mainnet/eip7251.yaml
index c303d8c20..f80e60e09 100644
--- a/presets/mainnet/eip7251.yaml
+++ b/presets/mainnet/eip7251.yaml
@@ -15,7 +15,8 @@ PENDING_CONSOLIDATIONS_LIMIT: 262144
 
 # Reward and penalty quotients
 # ---------------------------------------------------------------
-MIN_SLASHING_PENALTY_QUOTIENT_EIP7251: 65536 
+MIN_SLASHING_PENALTY_QUOTIENT_EIP7251: 65536
+WHISTLEBLOWER_REWARD_QUOTIENT_EIP7251: 65536
 
 # Max operations per block
 # ---------------------------------------------------------------
diff --git a/presets/minimal/eip7251.yaml b/presets/minimal/eip7251.yaml
index 1e8bc58d5..5d5cd911d 100644
--- a/presets/minimal/eip7251.yaml
+++ b/presets/minimal/eip7251.yaml
@@ -17,7 +17,8 @@ PENDING_CONSOLIDATIONS_LIMIT: 64
 
 # Reward and penalty quotients
 # ---------------------------------------------------------------
-MIN_SLASHING_PENALTY_QUOTIENT_EIP7251: 65536 
+MIN_SLASHING_PENALTY_QUOTIENT_EIP7251: 65536
+WHISTLEBLOWER_REWARD_QUOTIENT_EIP7251: 65536
 
 # Max operations per block
 # ---------------------------------------------------------------
diff --git a/specs/_features/eip7251/beacon-chain.md b/specs/_features/eip7251/beacon-chain.md
index 1ca8f4d40..51d11d2cd 100644
--- a/specs/_features/eip7251/beacon-chain.md
+++ b/specs/_features/eip7251/beacon-chain.md
@@ -109,7 +109,8 @@ The following values are (non-configurable) constants used throughout the specif
 
 | Name | Value |
 | - | - |
-| `MIN_SLASHING_PENALTY_QUOTIENT_EIP7251` | `Gwei(2**16)`  (= 65,536) |
+| `MIN_SLASHING_PENALTY_QUOTIENT_EIP7251` | `uint64(2**16)`  (= 65,536) |
+| `WHISTLEBLOWER_REWARD_QUOTIENT_EIP7251` | `uint64(2**16)`  (= 65,536) |
 
 ### Max operations per block
 
@@ -489,7 +490,7 @@ def slash_validator(state: BeaconState,
     proposer_index = get_beacon_proposer_index(state)
     if whistleblower_index is None:
         whistleblower_index = proposer_index
-    whistleblower_reward = Gwei(validator.effective_balance // WHISTLEBLOWER_REWARD_QUOTIENT)
+    whistleblower_reward = Gwei(validator.effective_balance // WHISTLEBLOWER_REWARD_QUOTIENT_EIP7251)  # [Modified in EIP7251]
     proposer_reward = Gwei(whistleblower_reward * PROPOSER_WEIGHT // WEIGHT_DENOMINATOR)
     increase_balance(state, proposer_index, proposer_reward)
     increase_balance(state, whistleblower_index, Gwei(whistleblower_reward - proposer_reward))
diff --git a/tests/core/pyspec/eth2spec/test/helpers/forks.py b/tests/core/pyspec/eth2spec/test/helpers/forks.py
index d58743a7d..114d13b90 100644
--- a/tests/core/pyspec/eth2spec/test/helpers/forks.py
+++ b/tests/core/pyspec/eth2spec/test/helpers/forks.py
@@ -1,6 +1,6 @@
 from .constants import (
     PHASE0, ALTAIR, BELLATRIX, CAPELLA, DENEB,
-    EIP6110, EIP7002, WHISK,
+    EIP6110, EIP7002, WHISK, EIP7251,
     PREVIOUS_FORK_OF,
 )
 
@@ -45,6 +45,10 @@ def is_post_eip7002(spec):
     return is_post_fork(spec.fork, EIP7002)
 
 
+def is_post_eip7251(spec):
+    return is_post_fork(spec.fork, EIP7251)
+
+
 def is_post_whisk(spec):
     return is_post_fork(spec.fork, WHISK)
 
diff --git a/tests/core/pyspec/eth2spec/test/phase0/unittests/test_config_invariants.py b/tests/core/pyspec/eth2spec/test/phase0/unittests/test_config_invariants.py
index c58f817f7..d7e60f160 100644
--- a/tests/core/pyspec/eth2spec/test/phase0/unittests/test_config_invariants.py
+++ b/tests/core/pyspec/eth2spec/test/phase0/unittests/test_config_invariants.py
@@ -4,7 +4,7 @@ from eth2spec.test.context import (
 )
 from eth2spec.test.helpers.constants import UINT64_MAX
 from eth2spec.test.helpers.forks import (
-    is_post_altair, is_post_bellatrix,
+    is_post_altair, is_post_bellatrix, is_post_eip7251,
 )
 
 
@@ -58,6 +58,8 @@ def test_incentives(spec, state):
         assert spec.MIN_SLASHING_PENALTY_QUOTIENT_BELLATRIX <= spec.WHISTLEBLOWER_REWARD_QUOTIENT
     elif is_post_altair(spec):
         assert spec.MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR <= spec.WHISTLEBLOWER_REWARD_QUOTIENT
+    elif is_post_eip7251(spec):
+        assert spec.MIN_SLASHING_PENALTY_QUOTIENT_EIP7251 <= spec.WHISTLEBLOWER_REWARD_QUOTIENT_EIP7251
     else:
         assert spec.MIN_SLASHING_PENALTY_QUOTIENT <= spec.WHISTLEBLOWER_REWARD_QUOTIENT