diff --git a/examples/MinikubeDemo.md b/examples/MinikubeDemo.md
index 1620ca3f180..d1200a4058e 100644
--- a/examples/MinikubeDemo.md
+++ b/examples/MinikubeDemo.md
@@ -110,7 +110,7 @@ Spec:
     Image:        katib/mxnet-mnist-example
     Worker Type:  Default
 Status:
-  Best Objctive Value:          <nil>
+  Best Objective Value:         <nil>
   Conditon:                     Running
   Early Stopping Parameter Id:
   Studyid:                      qb397cc06d1f8302
@@ -118,17 +118,17 @@ Status:
   Trials:
     Trialid:  p18ee16163b85678
     Workeridlist:
-      Objctive Value:  <nil>
+      Objective Value: <nil>
       Conditon:        Running
       Workerid:        td08f74b9939350d
     Trialid:           pb1be3dbe53a5cb0
     Workeridlist:
-      Objctive Value:  <nil>
+      Objective Value: <nil>
       Conditon:        Running
       Workerid:        p2b23e25cce4092c
     Trialid:           m64209fe0867e91a
     Workeridlist:
-      Objctive Value:  <nil>
+      Objective Value: <nil>
       Conditon:        Running
       Workerid:        q6258c1ac98a00a5
 Events:                <none>
@@ -218,7 +218,7 @@ Spec:
     Worker Template Path:  /worker-template/gpuWorkerTemplate.yaml
     Worker Type:           Default
 Status:
-  Best Objctive Value:          <nil>
+  Best Objective Value:         <nil>
   Conditon:                     Running
   Early Stopping Parameter Id:
   Studyid:                      k549e927046f2136
@@ -226,17 +226,17 @@ Status:
   Trials:
     Trialid:  t721857cd426b68b
     Workeridlist:
-      Objctive Value:  <nil>
+      Objective Value: <nil>
       Conditon:        Running
       Workerid:        g07cba174ada521e
     Trialid:           f27c0ac1c6664533
     Workeridlist:
-      Objctive Value:  <nil>
+      Objective Value: <nil>
       Conditon:        Running
       Workerid:        h8d5062f2f1b8633
     Trialid:           v129109d1331a98e
     Workeridlist:
-      Objctive Value:  <nil>
+      Objective Value: <nil>
       Conditon:        Running
       Workerid:        x8f172a64645690e
 ```
diff --git a/pkg/api/operators/apis/studyjob/v1alpha1/studyjob_types.go b/pkg/api/operators/apis/studyjob/v1alpha1/studyjob_types.go
index 62c7eb73943..84d9731170f 100644
--- a/pkg/api/operators/apis/studyjob/v1alpha1/studyjob_types.go
+++ b/pkg/api/operators/apis/studyjob/v1alpha1/studyjob_types.go
@@ -62,7 +62,7 @@ type StudyJobStatus struct {
 	SuggestionParameterID    string     `json:"suggestionParameterId"`
 	EarlyStoppingParameterID string     `json:"earlyStoppingParameterId"`
 	Trials                   []TrialSet `json:"trials,omitempty"`
-	BestObjctiveValue        *float64   `jsob:"bestObjctiveValue,omitempty"`
+	BestObjectiveValue       *float64   `json:"bestObjectiveValue,omitempty"`
 	SuggestionCount          int        `json:"suggestionCount,omitempty"`
 }
 
@@ -70,7 +70,7 @@ type WorkerCondition struct {
 	WorkerID       string      `json:"workerid,omitempty"`
 	Kind           string      `json:"kind,omitempty"`
 	Condition      Condition   `json:"conditon,omitempty"`
-	ObjctiveValue  *float64    `jsob:"objctiveValue,omitempty"`
+	ObjectiveValue *float64    `json:"objectiveValue,omitempty"`
 	StartTime      metav1.Time `json:"startTime,omitempty"`
 	CompletionTime metav1.Time `json:"completionTime,omitempty"`
 }
diff --git a/pkg/api/operators/apis/studyjob/v1alpha1/zz_generated.deepcopy.go b/pkg/api/operators/apis/studyjob/v1alpha1/zz_generated.deepcopy.go
index 9cd11eef4e3..64a6e231e2d 100644
--- a/pkg/api/operators/apis/studyjob/v1alpha1/zz_generated.deepcopy.go
+++ b/pkg/api/operators/apis/studyjob/v1alpha1/zz_generated.deepcopy.go
@@ -269,8 +269,8 @@ func (in *StudyJobStatus) DeepCopyInto(out *StudyJobStatus) {
 			(*in)[i].DeepCopyInto(&(*out)[i])
 		}
 	}
-	if in.BestObjctiveValue != nil {
-		in, out := &in.BestObjctiveValue, &out.BestObjctiveValue
+	if in.BestObjectiveValue != nil {
+		in, out := &in.BestObjectiveValue, &out.BestObjectiveValue
 		*out = new(float64)
 		**out = **in
 	}
@@ -334,8 +334,8 @@ func (in *TrialSet) DeepCopy() *TrialSet {
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *WorkerCondition) DeepCopyInto(out *WorkerCondition) {
 	*out = *in
-	if in.ObjctiveValue != nil {
-		in, out := &in.ObjctiveValue, &out.ObjctiveValue
+	if in.ObjectiveValue != nil {
+		in, out := &in.ObjectiveValue, &out.ObjectiveValue
 		*out = new(float64)
 		**out = **in
 	}
diff --git a/pkg/controller/studyjobcontroller/studyjob_controller.go b/pkg/controller/studyjobcontroller/studyjob_controller.go
index 53bea115c6b..e0161e3ff43 100644
--- a/pkg/controller/studyjobcontroller/studyjob_controller.go
+++ b/pkg/controller/studyjobcontroller/studyjob_controller.go
@@ -265,17 +265,17 @@ func (r *ReconcileStudyJobController) checkGoal(instance *katibv1alpha1.StudyJob
 						if curValue < *instance.Spec.OptimizationGoal {
 							goal = true
 						}
-						if instance.Status.BestObjctiveValue != nil {
-							if *instance.Status.BestObjctiveValue > curValue {
-								instance.Status.BestObjctiveValue = &curValue
+						if instance.Status.BestObjectiveValue != nil {
+							if *instance.Status.BestObjectiveValue > curValue {
+								instance.Status.BestObjectiveValue = &curValue
 							}
 						} else {
-							instance.Status.BestObjctiveValue = &curValue
+							instance.Status.BestObjectiveValue = &curValue
 						}
 						for i := range instance.Status.Trials {
 							for j := range instance.Status.Trials[i].WorkerList {
 								if instance.Status.Trials[i].WorkerList[j].WorkerID == mls.WorkerId {
-									instance.Status.Trials[i].WorkerList[j].ObjctiveValue = &curValue
+									instance.Status.Trials[i].WorkerList[j].ObjectiveValue = &curValue
 								}
 							}
 						}
@@ -283,17 +283,17 @@ func (r *ReconcileStudyJobController) checkGoal(instance *katibv1alpha1.StudyJob
 						if curValue > *instance.Spec.OptimizationGoal {
 							goal = true
 						}
-						if instance.Status.BestObjctiveValue != nil {
-							if *instance.Status.BestObjctiveValue < curValue {
-								instance.Status.BestObjctiveValue = &curValue
+						if instance.Status.BestObjectiveValue != nil {
+							if *instance.Status.BestObjectiveValue < curValue {
+								instance.Status.BestObjectiveValue = &curValue
 							}
 						} else {
-							instance.Status.BestObjctiveValue = &curValue
+							instance.Status.BestObjectiveValue = &curValue
 						}
 						for i := range instance.Status.Trials {
 							for j := range instance.Status.Trials[i].WorkerList {
 								if instance.Status.Trials[i].WorkerList[j].WorkerID == mls.WorkerId {
-									instance.Status.Trials[i].WorkerList[j].ObjctiveValue = &curValue
+									instance.Status.Trials[i].WorkerList[j].ObjectiveValue = &curValue
 								}
 							}
 						}
@@ -381,7 +381,7 @@ func (r *ReconcileStudyJobController) checkStatus(instance *katibv1alpha1.StudyJ
 	for i, t := range instance.Status.Trials {
 		for j, w := range t.WorkerList {
 			if w.Condition == katibv1alpha1.ConditionCompleted || w.Condition == katibv1alpha1.ConditionFailed {
-				if w.ObjctiveValue == nil && w.Condition == katibv1alpha1.ConditionCompleted {
+				if w.ObjectiveValue == nil && w.Condition == katibv1alpha1.ConditionCompleted {
 					cwids = append(cwids, w.WorkerID)
 				}
 				switch w.Kind {