diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 318c7d4..b8b07f0 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,7 +16,7 @@ jobs:
         run: docker-compose up -d
       - uses: actions/setup-go@v5
         with:
-          go-version: '1.22'
+          go-version-file: ./go.mod
       - name: Run tests
         run: make test
       - name: Compose down
diff --git a/pkg/events/Produce.go b/pkg/events/Produce.go
index 25196d5..c803482 100644
--- a/pkg/events/Produce.go
+++ b/pkg/events/Produce.go
@@ -43,7 +43,7 @@ func (c KafkaClient) Producer(ctx context.Context, record *kgo.Record) error {
 	results := c.Client.ProduceSync(ctx, record)
 	for _, pr := range results {
 		if pr.Err != nil {
-			return fmt.Errorf("Error sending synchronous message: %v \n", pr.Err)
+			return fmt.Errorf("error sending synchronous message: %v", pr.Err)
 		} else {
 			fmt.Printf("Message sent: topic: %s, offset: %d, partition: %d \n",
 				pr.Record.Topic, pr.Record.Offset, pr.Record.Partition)
diff --git a/tests/expense_test.go b/tests/expense_test.go
index 0c7affa..c142e88 100644
--- a/tests/expense_test.go
+++ b/tests/expense_test.go
@@ -14,29 +14,43 @@ import (
 )
 
 func TestExpenseAPI(t *testing.T) {
-	expense := gen.Expense{
-		ExpenseID:   "test",
-		UserID:      "10010",
-		Category:    "kafka",
-		Amount:      20.5,
-		Currency:    "AUD",
-		Timestamp:   time.Now().UnixNano() / int64(time.Millisecond),
-		Description: nil,
-		Receipt:     nil,
+	testCases := []struct {
+		name     string
+		expense  gen.Expense
+		expected int
+	}{
+		{
+			name: "Test Expense API",
+			expense: gen.Expense{
+				ExpenseID:   "test",
+				UserID:      "10010",
+				Category:    "kafka",
+				Amount:      20.5,
+				Currency:    "AUD",
+				Timestamp:   time.Now().UnixNano() / int64(time.Millisecond),
+				Description: nil,
+				Receipt:     nil,
+			},
+			expected: http.StatusOK,
+		},
 	}
 
-	jsonData, err := json.Marshal(expense)
-	if err != nil {
-		t.Fatalf("Error marshalling json: %v", err)
-	}
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			jsonData, err := json.Marshal(tc.expense)
+			if err != nil {
+				t.Fatalf("Error marshalling json: %v", err)
+			}
 
-	resp, err := http.Post("http://localhost:8083/api/expense", "application/json", bytes.NewBuffer(jsonData))
-	if err != nil {
-		t.Fatalf("Error making request: %v", err)
-	}
-	defer resp.Body.Close()
+			resp, err := http.Post("http://localhost:8083/api/expense", "application/json", bytes.NewBuffer(jsonData))
+			if err != nil {
+				t.Fatalf("Error making request: %v", err)
+			}
+			defer resp.Body.Close()
 
-	if resp.StatusCode != http.StatusOK {
-		t.Fatalf("Expected status OK, got %v", resp.StatusCode)
+			if resp.StatusCode != tc.expected {
+				t.Fatalf("Expected status %v, got %v", tc.expected, resp.StatusCode)
+			}
+		})
 	}
 }