diff --git a/freqtrade/rpc/rpc.py b/freqtrade/rpc/rpc.py
index 19c90fff0..7c9be89aa 100644
--- a/freqtrade/rpc/rpc.py
+++ b/freqtrade/rpc/rpc.py
@@ -649,7 +649,8 @@ class RPC:
         trades = Trade.get_open_trades()
         return {
             'current': len(trades),
-            'max': float(self._freqtrade.config['max_open_trades']),
+            'max': (int(self._freqtrade.config['max_open_trades'])
+                    if self._freqtrade.config['max_open_trades'] != float('inf') else -1),
             'total_stake': sum((trade.open_rate * trade.amount) for trade in trades)
         }
 
diff --git a/tests/rpc/test_rpc_apiserver.py b/tests/rpc/test_rpc_apiserver.py
index 2212d4a79..4eb9a6fc8 100644
--- a/tests/rpc/test_rpc_apiserver.py
+++ b/tests/rpc/test_rpc_apiserver.py
@@ -364,14 +364,19 @@ def test_api_count(botclient, mocker, ticker, fee, markets):
     assert_response(rc)
 
     assert rc.json()["current"] == 0
-    assert rc.json()["max"] == 1.0
+    assert rc.json()["max"] == 1
 
     # Create some test data
     ftbot.enter_positions()
     rc = client_get(client, f"{BASE_URI}/count")
     assert_response(rc)
-    assert rc.json()["current"] == 1.0
-    assert rc.json()["max"] == 1.0
+    assert rc.json()["current"] == 1
+    assert rc.json()["max"] == 1
+
+    ftbot.config['max_open_trades'] = float('inf')
+    rc = client_get(client, f"{BASE_URI}/count")
+    assert rc.json()["max"] == -1
+
 
 
 def test_api_locks(botclient):