diff --git a/src/core/server/logging/__snapshots__/logging_system.test.ts.snap b/src/core/server/logging/__snapshots__/logging_system.test.ts.snap
index e3ecd860fc5a90..81321a3b1fe44c 100644
--- a/src/core/server/logging/__snapshots__/logging_system.test.ts.snap
+++ b/src/core/server/logging/__snapshots__/logging_system.test.ts.snap
@@ -14,7 +14,7 @@ exports[`appends records via multiple appenders.: file logs 2`] = `
 
 exports[`asLoggerFactory() only allows to create new loggers. 1`] = `
 Object {
-  "@timestamp": "2012-01-30T12:33:22.011-05:00",
+  "@timestamp": "2012-01-30T22:33:22.011-05:00",
   "log": Object {
     "level": "TRACE",
     "logger": "test.context",
@@ -28,7 +28,7 @@ Object {
 
 exports[`asLoggerFactory() only allows to create new loggers. 2`] = `
 Object {
-  "@timestamp": "2012-01-30T07:33:22.011-05:00",
+  "@timestamp": "2012-01-30T17:33:22.011-05:00",
   "log": Object {
     "level": "INFO",
     "logger": "test.context",
@@ -43,7 +43,7 @@ Object {
 
 exports[`asLoggerFactory() only allows to create new loggers. 3`] = `
 Object {
-  "@timestamp": "2012-01-30T02:33:22.011-05:00",
+  "@timestamp": "2012-01-30T12:33:22.011-05:00",
   "log": Object {
     "level": "FATAL",
     "logger": "test.context",
diff --git a/src/core/server/logging/logging_system.test.ts b/src/core/server/logging/logging_system.test.ts
index 0a3643e20edd83..8a6fe71bc62220 100644
--- a/src/core/server/logging/logging_system.test.ts
+++ b/src/core/server/logging/logging_system.test.ts
@@ -138,8 +138,15 @@ test('attaches appenders to appenders that declare refs', async () => {
   await system.upgrade(
     config.schema.validate({
       appenders: {
-        console: { type: 'console', layout: { type: 'pattern' } },
-        file: { type: 'file', layout: { type: 'pattern' }, fileName: 'path' },
+        console: {
+          type: 'console',
+          layout: { type: 'pattern', pattern: '[%logger] %message %meta' },
+        },
+        file: {
+          type: 'file',
+          layout: { type: 'pattern', pattern: '[%logger] %message %meta' },
+          fileName: 'path',
+        },
         rewrite: {
           type: 'rewrite',
           appenders: ['console', 'file'],
@@ -155,12 +162,12 @@ test('attaches appenders to appenders that declare refs', async () => {
 
   expect(mockConsoleLog).toHaveBeenCalledTimes(1);
   expect(mockConsoleLog.mock.calls[0][0]).toMatchInlineSnapshot(
-    `"[2012-01-30T22:33:22.011-05:00][WARN ][tests]{\\"a\\":\\"hi\\"} This message goes to a test context."`
+    `"[tests] This message goes to a test context. {\\"a\\":\\"hi\\"}"`
   );
 
   expect(mockStreamWrite).toHaveBeenCalledTimes(1);
   expect(mockStreamWrite.mock.calls[0][0]).toMatchInlineSnapshot(`
-    "[2012-01-30T17:33:22.011-05:00][WARN ][tests]{\\"a\\":\\"hi\\"} This message goes to a test context.
+    "[tests] This message goes to a test context. {\\"a\\":\\"hi\\"}
     "
   `);
 });