diff --git a/board.go b/board.go
index 0a3960f..3072edf 100644
--- a/board.go
+++ b/board.go
@@ -100,7 +100,7 @@ func (s *BoardService) GetBoard(boardID int) (*Board, *Response, error) {
 	return board, resp, nil
 }
 
-// Create creates a new board. Board name, type and filter Id is required.
+// CreateBoard creates a new board. Board name, type and filter Id is required.
 // name - Must be less than 255 characters.
 // type - Valid values: scrum, kanban
 // filterId - Id of a filter that the user has permissions to view.
@@ -124,7 +124,7 @@ func (s *BoardService) CreateBoard(board *Board) (*Board, *Response, error) {
 	return responseBoard, resp, nil
 }
 
-// Delete will delete an agile board.
+// DeleteBoard will delete an agile board.
 //
 // JIRA API docs: https://docs.atlassian.com/jira-software/REST/cloud/#agile/1.0/board-deleteBoard
 func (s *BoardService) DeleteBoard(boardID int) (*Board, *Response, error) {
diff --git a/issue.go b/issue.go
index cfcfb66..7056b92 100644
--- a/issue.go
+++ b/issue.go
@@ -183,7 +183,7 @@ type Time time.Time
 
 // Wrapper struct for search result
 type transitionResult struct {
-	Transitions []Transition `json:transitions`
+	Transitions []Transition `json:"transitions"`
 }
 
 // Transition represents an issue transition in JIRA
@@ -193,15 +193,17 @@ type Transition struct {
 	Fields map[string]TransitionField `json:"fields"`
 }
 
+// TransitionField represents the value of one Transistion
 type TransitionField struct {
 	Required bool `json:"required"`
 }
 
-// CreatePayload is used for creating new issue transitions
+// CreateTransitionPayload is used for creating new issue transitions
 type CreateTransitionPayload struct {
 	Transition TransitionPayload `json:"transition"`
 }
 
+// TransitionPayload represents the request payload of Transistion calls like DoTransition
 type TransitionPayload struct {
 	ID string `json:"id"`
 }
diff --git a/issue_test.go b/issue_test.go
index cd6f498..4d10505 100644
--- a/issue_test.go
+++ b/issue_test.go
@@ -452,7 +452,7 @@ func TestIssueService_DoTransition(t *testing.T) {
 		var payload CreateTransitionPayload
 		err := decoder.Decode(&payload)
 		if err != nil {
-			t.Error("Got error: %v", err)
+			t.Errorf("Got error: %v", err)
 		}
 
 		if payload.Transition.ID != transitionID {
@@ -462,6 +462,6 @@ func TestIssueService_DoTransition(t *testing.T) {
 	_, err := testClient.Issue.DoTransition("123", transitionID)
 
 	if err != nil {
-		t.Error("Got error: %v", err)
+		t.Errorf("Got error: %v", err)
 	}
 }
diff --git a/sprint_test.go b/sprint_test.go
index 1d394e9..8045b79 100644
--- a/sprint_test.go
+++ b/sprint_test.go
@@ -22,7 +22,7 @@ func TestSprintService_MoveIssuesToSprint(t *testing.T) {
 		var payload IssuesWrapper
 		err := decoder.Decode(&payload)
 		if err != nil {
-			t.Error("Got error: %v", err)
+			t.Errorf("Got error: %v", err)
 		}
 
 		if payload.Issues[0] != issuesToMove[0] {
@@ -32,6 +32,6 @@ func TestSprintService_MoveIssuesToSprint(t *testing.T) {
 	_, err := testClient.Sprint.MoveIssuesToSprint(123, issuesToMove)
 
 	if err != nil {
-		t.Error("Got error: %v", err)
+		t.Errorf("Got error: %v", err)
 	}
 }