diff --git a/plugin/storage/es/spanstore/reader_test.go b/plugin/storage/es/spanstore/reader_test.go
index 7d4b2881d49..3b292008dcd 100644
--- a/plugin/storage/es/spanstore/reader_test.go
+++ b/plugin/storage/es/spanstore/reader_test.go
@@ -22,6 +22,7 @@ import (
 	"go.opentelemetry.io/otel/sdk/trace/tracetest"
 	"go.opentelemetry.io/otel/trace"
 	"go.uber.org/zap"
+	"go.uber.org/zap/zaptest"
 
 	"github.com/jaegertracing/jaeger/internal/metricstest"
 	"github.com/jaegertracing/jaeger/model"
@@ -167,7 +168,9 @@ func TestNewSpanReader(t *testing.T) {
 	}
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
-			reader := NewSpanReader(test.params)
+			params := test.params
+			params.Logger = zaptest.NewLogger(t)
+			reader := NewSpanReader(params)
 			require.NotNil(t, reader)
 			assert.Equal(t, test.maxSpanAge, reader.maxSpanAge)
 		})
diff --git a/plugin/storage/es/spanstore/writer_test.go b/plugin/storage/es/spanstore/writer_test.go
index 381f08271db..8781967a94b 100644
--- a/plugin/storage/es/spanstore/writer_test.go
+++ b/plugin/storage/es/spanstore/writer_test.go
@@ -146,12 +146,10 @@ func TestSpanWriter_WriteSpan(t *testing.T) {
 		expectedLogs       []string
 	}{
 		{
-			caption: "span insertion error",
-
+			caption:            "span insertion error",
 			serviceIndexExists: false,
-
-			expectedError: "",
-			expectedLogs:  []string{},
+			expectedError:      "",
+			expectedLogs:       []string{"Wrote span to ES index"},
 		},
 	}
 	for _, tc := range testCases {