diff --git a/specs/test_formats/operations/deposits.md b/specs/test_formats/operations/deposits.md
index 5aaed24f7..2bce84e30 100644
--- a/specs/test_formats/operations/deposits.md
+++ b/specs/test_formats/operations/deposits.md
@@ -5,10 +5,10 @@ A deposit is a form of an operation (or "transaction"), modifying the state.
 ## Test case format
 
 ```yaml
-case: string      -- description of test case, purely for debugging purposes
-pre: BeaconState  -- state before applying the deposit
-deposit: Deposit  -- the deposit
-post: BeaconState -- state after applying the deposit. No value if deposit processing is aborted.
+description: string  -- description of test case, purely for debugging purposes
+pre: BeaconState     -- state before applying the deposit
+deposit: Deposit     -- the deposit
+post: BeaconState    -- state after applying the deposit. No value if deposit processing is aborted.
 ```
 
 ## Condition
diff --git a/test_generators/operations/deposits.py b/test_generators/operations/deposits.py
index e92731cbb..bc2b84215 100644
--- a/test_generators/operations/deposits.py
+++ b/test_generators/operations/deposits.py
@@ -91,7 +91,7 @@ def valid_deposit():
     new_dep, state, leaves = build_deposit_for_index(10, 10)
     state.latest_eth1_data.deposit_root = get_merkle_root(tuple(leaves))
     state.latest_eth1_data.deposit_count = len(leaves)
-    yield 'case', 'valid deposit to add new validator'
+    yield 'description', 'valid deposit to add new validator'
     yield 'pre', encode(state, spec.BeaconState)
     yield 'deposit', encode(new_dep, spec.Deposit)
     spec.process_deposit(state, new_dep)
@@ -103,7 +103,7 @@ def valid_topup():
     new_dep, state, leaves = build_deposit_for_index(10, 3)
     state.latest_eth1_data.deposit_root = get_merkle_root(tuple(leaves))
     state.latest_eth1_data.deposit_count = len(leaves)
-    yield 'case', 'valid deposit to top-up existing validator'
+    yield 'description', 'valid deposit to top-up existing validator'
     yield 'pre', encode(state, spec.BeaconState)
     yield 'deposit', encode(new_dep, spec.Deposit)
     spec.process_deposit(state, new_dep)
@@ -118,7 +118,7 @@ def invalid_deposit_index():
     # Mess up deposit index, 1 too small
     state.deposit_index = 9
 
-    yield 'case', 'invalid deposit index'
+    yield 'description', 'invalid deposit index'
     yield 'pre', encode(state, spec.BeaconState)
     yield 'deposit', encode(new_dep, spec.Deposit)
     yield 'post', None
@@ -131,7 +131,7 @@ def invalid_deposit_proof():
     # Make deposit proof invalid (at bottom of proof)
     new_dep.proof[-1] = spec.ZERO_HASH
 
-    yield 'case', 'invalid deposit proof'
+    yield 'description', 'invalid deposit proof'
     yield 'pre', encode(state, spec.BeaconState)
     yield 'deposit', encode(new_dep, spec.Deposit)
     yield 'post', None