diff --git a/pyasic/config/mining.py b/pyasic/config/mining.py
index 77a6a1f6..a51847df 100644
--- a/pyasic/config/mining.py
+++ b/pyasic/config/mining.py
@@ -252,6 +252,7 @@ class MiningModeHashrateTune(MinerConfigValue):
     hashrate: int = None
     throttle_limit: int = None
     throttle_step: int = None
+    optimized: bool = False
     algo: TunerAlgo = field(default_factory=TunerAlgo.default)
 
     @classmethod
@@ -263,6 +264,8 @@ class MiningModeHashrateTune(MinerConfigValue):
             cls_conf["throttle_limit"] = dict_conf["throttle_limit"]
         if dict_conf.get("throttle_step"):
             cls_conf["throttle_step"] = dict_conf["throttle_step"]
+        if dict_conf.get("optimized"):
+            cls_conf["optimized"] = dict_conf["optimized"]
         if dict_conf.get("algo"):
             cls_conf["algo"] = TunerAlgo.from_dict(dict_conf["algo"])
 
@@ -440,6 +443,7 @@ class MiningModeConfig(MinerConfigOption):
                         throttle_step=algo_info["VoltageOptimizer"].get(
                             "Throttle Step"
                         ),
+                        optimized=algo_info["VoltageOptimizer"].get("Optimized"),
                         algo=TunerAlgo.voltage_optimizer(),
                     )
                 else:
diff --git a/pyasic/miners/backends/epic.py b/pyasic/miners/backends/epic.py
index 79972749..94e6d800 100644
--- a/pyasic/miners/backends/epic.py
+++ b/pyasic/miners/backends/epic.py
@@ -315,7 +315,7 @@ class ePIC(BaseMiner):
             except APIError:
                 pass
 
-        if web_capabilities is not None:
+        if web_capabilities is None:
             try:
                 web_capabilities = await self.web.capabilities()
             except APIError: