diff --git a/config.toml b/config.toml
index 895729b..aa2338a 100644
--- a/config.toml
+++ b/config.toml
@@ -9,6 +9,11 @@
 # Currently supported languages are "en", "fi"
 language = "en"
 
+# Time format used to display timestamps (started, stopped etc.)
+# Refer to the dayjs documentation on how to set this https://day.js.org/docs/en/display/format
+# For example, the finnish format would be "MM.DD.YYYY [kello] HH.mm"
+timestampFormat = "YYYY-MM-DD HH:mm"
+
 # This section is for default values for inputs
 [defaults]
 
diff --git a/src/config.ts b/src/config.ts
index 8049b22..3623862 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -17,6 +17,7 @@ interface RawConfig extends Omit<WtcConfig, 'defaults'> {
 
 const defaultConfig: RawConfig = {
     language: Language.en,
+    timestampFormat: 'YYYY-MM-DD HH:mm',
     defaults: {
         workDayDuration: '07:30',
         lunchBreakDuration: '00:30',
@@ -45,6 +46,7 @@ const getConfig = (): WtcConfig => {
 
     return {
         language: configData.language ?? defaultConfig.language,
+        timestampFormat: configData.timestampFormat ?? defaultConfig.timestampFormat,
         defaults: {
             workDayDuration: parseDuration(
                 configData.defaults.workDayDuration ?? defaultConfig.defaults.workDayDuration,
diff --git a/src/format.ts b/src/format.ts
index c831e24..1df3a19 100644
--- a/src/format.ts
+++ b/src/format.ts
@@ -3,8 +3,6 @@ import { Duration } from 'dayjs/plugin/duration.js';
 import Language from './types/Language';
 import { MessageKey, message } from './i18n';
 
-export const formatTimestamp = (timestamp: Dayjs): string => timestamp.format('YYYY-MM-DD HH:mm');
-
 export const formatTime = (time: Dayjs): string => time.format('HH:mm');
 
 export const formatDuration =
diff --git a/src/output.ts b/src/output.ts
index 62589b4..a74b944 100644
--- a/src/output.ts
+++ b/src/output.ts
@@ -1,5 +1,5 @@
 import chalk from 'chalk';
-import { formatDuration, formatTimestamp, getHoursRoundedStr } from './format';
+import { formatDuration, getHoursRoundedStr } from './format';
 import { WtcPromptResult } from './types/WtcPromptResult';
 import { MessageKey, message } from './i18n.js';
 import WtcConfig from './types/WtcConfig';
@@ -7,16 +7,18 @@ import WtcConfig from './types/WtcConfig';
 const { log } = console;
 
 const output = (result: WtcPromptResult, config: WtcConfig) => {
-    const msg = message(config.language);
-    const fmtDuration = formatDuration(config.language);
-    const hoursRounded = getHoursRoundedStr(config.language);
+    const {language, timestampFormat} = config;
+    const msg = message(language);
+    const fmtDuration = formatDuration(language);
+    const hoursRounded = getHoursRoundedStr(language);
     const { startedAt, stoppedAt, stoppedWorking, worked, unLogged, workLeft, workedOvertime } = result;
+
     log();
-    log(msg(MessageKey.startedWorking), formatTimestamp(startedAt));
+    log(msg(MessageKey.startedWorking), startedAt.format(timestampFormat));
     log(
         (stoppedWorking ? msg(MessageKey.stoppedWorking) : msg(MessageKey.hoursCalculated)) +
             ` ${msg(MessageKey.klo)}:`,
-        formatTimestamp(stoppedAt),
+        stoppedAt.format(timestampFormat)
     );
     log(msg(MessageKey.workedToday), chalk.green(fmtDuration(worked)), chalk.yellow(hoursRounded(worked)));
 
diff --git a/src/types/WtcConfig.ts b/src/types/WtcConfig.ts
index 65f7b4a..a0aa1bc 100644
--- a/src/types/WtcConfig.ts
+++ b/src/types/WtcConfig.ts
@@ -4,6 +4,7 @@ import Language from './Language.js';
 
 export default interface WtcConfig {
     language: Language,
+    timestampFormat: string,
     defaults: {
         workDayDuration: Duration;
         lunchBreakDuration: Duration;