diff --git a/src/db/KyselyLogger.ts b/src/db/KyselyLogger.ts
index 72167e21..514f44a4 100644
--- a/src/db/KyselyLogger.ts
+++ b/src/db/KyselyLogger.ts
@@ -9,12 +9,14 @@ export const KyselyLogger: Logger = (event) => {
   const { query, queryDurationMillis } = event;
   const { sql, parameters } = query;
 
+  const queryDurationSeconds = queryDurationMillis / 1000;
+
   dbQueriesCounter.inc();
-  dbQueryDurationHistogram.observe(queryDurationMillis);
+  dbQueryDurationHistogram.observe(queryDurationSeconds);
 
   console.debug(
     sql,
     JSON.stringify(parameters),
-    `\x1b[90m(${(queryDurationMillis / 1000).toFixed(2)}s)\x1b[0m`,
+    `\x1b[90m(${(queryDurationSeconds / 1000).toFixed(2)}s)\x1b[0m`,
   );
 };
diff --git a/src/metrics.ts b/src/metrics.ts
index 42bcbd42..c005a6c7 100644
--- a/src/metrics.ts
+++ b/src/metrics.ts
@@ -97,7 +97,7 @@ export const dbAvailableConnectionsGauge = new Gauge({
 });
 
 export const dbQueryDurationHistogram = new Histogram({
-  name: 'ditto_db_query_duration_ms',
+  name: 'ditto_db_query_duration_seconds',
   help: 'Duration of database queries',
 });