diff --git a/share/exchange.yml b/share/exchange.yml
index 92ef608..04ab48e 100644
--- a/share/exchange.yml
+++ b/share/exchange.yml
@@ -243,6 +243,23 @@ CME:
   symbol: CME
   trading_days: weekdays
   trading_timezone: America/New_York
+CME_OTC:
+  currency: USD
+  delay_amount: '0'
+  display_name: OTC Chicago Board of Trade Exchange
+  market_times:
+    dst:
+      daily_close: 20h
+      daily_open: 13h30m
+      daily_settlement: 22h
+    partial_trading: {}
+    standard:
+      daily_close: 21h
+      daily_open: 14h30m
+      daily_settlement: 23h
+  symbol: CME_OTC
+  trading_days: weekdays
+  trading_timezone: America/New_York
 DFM:
   currency: AED
   delay_amount: '1440'
@@ -1187,6 +1204,19 @@ SGX:
   symbol: SGX
   trading_days: weekdays
   trading_timezone: Asia/Singapore
+SGX_OTC:
+  currency: SGD
+  delay_amount: '0'
+  display_name: OTC Singapore Derivatives Exchange
+  market_times:
+    partial_trading: {}
+    standard:
+      daily_close: 9h
+      daily_open: 1h
+      daily_settlement: 23h
+  symbol: SGX_OTC
+  trading_days: weekdays
+  trading_timezone: Asia/Singapore
 SP_GLOBAL:
   currency: USD
   delay_amount: '1440'
diff --git a/t/exchange.t b/t/exchange.t
index edf2a74..6a76555 100755
--- a/t/exchange.t
+++ b/t/exchange.t
@@ -39,7 +39,7 @@ subtest 'trading_days' => sub {
             'OMX',         'FOREX',  'SYNSTOXX',    'SZSE',     'SYNSWX',       'RTS',    'JSC',         'METAL',
             'OSE',         'FS',     'NZSE',        'ODLS',     'SP_GLOBAL',    'JSE',    'NASDAQ',      'BM',
             'HKSE',        'MICEX',  'SYNNYSE_DJI', 'SP_GSCI',  'EUREX_SWISS',  'IDM',    'SSE',         'OIL_OTC',
-            'BRENT_OTC'
+            'BRENT_OTC',   'CME_OTC', 'SGX_OTC'
         ],
     };