diff --git a/ordinis-app/src/main/resources/application.yml b/ordinis-app/src/main/resources/application.yml
index e492271..cfca407 100644
--- a/ordinis-app/src/main/resources/application.yml
+++ b/ordinis-app/src/main/resources/application.yml
@@ -32,6 +32,13 @@ management:
     tags:
       application: ${spring.application.name}
       environment: ${ENVIRONMENT:dev}
+    distribution:
+      # Server-side histogram buckets для http.server.requests — нужны
+      # histogram_quantile() в Grafana p50/p95/p99 dashboards.
+      percentiles-histogram:
+        http.server.requests: true
+      slo:
+        http.server.requests: 5ms,10ms,25ms,50ms,100ms,250ms,500ms,1s,2s,5s
 
 otel:
   exporter:
diff --git a/ordinis-projection-writer/src/main/resources/application.yml b/ordinis-projection-writer/src/main/resources/application.yml
index 90f7b8d..39eac18 100644
--- a/ordinis-projection-writer/src/main/resources/application.yml
+++ b/ordinis-projection-writer/src/main/resources/application.yml
@@ -33,6 +33,11 @@ management:
     tags:
       application: ${spring.application.name}
       environment: ${ENVIRONMENT:dev}
+    distribution:
+      percentiles-histogram:
+        http.server.requests: true
+      slo:
+        http.server.requests: 5ms,10ms,25ms,50ms,100ms,250ms,500ms,1s,2s,5s
 
 logging:
   level:
diff --git a/ordinis-read-api/src/main/resources/application.yml b/ordinis-read-api/src/main/resources/application.yml
index 647d521..d398a90 100644
--- a/ordinis-read-api/src/main/resources/application.yml
+++ b/ordinis-read-api/src/main/resources/application.yml
@@ -31,6 +31,18 @@ management:
     tags:
       application: ${spring.application.name}
       environment: ${ENVIRONMENT:dev}
+    distribution:
+      # Включаем server-side histogram buckets для http.server.requests —
+      # без них histogram_quantile() в Prometheus возвращает empty
+      # (только _count/_sum/_max). Используется в Grafana dashboard
+      # ordinis-overview для p50/p95/p99 latency.
+      percentiles-histogram:
+        http.server.requests: true
+      # Service-level objectives bucket boundaries (на каких границах
+      # эмитить _bucket counters). Покрывают range от 5ms до 5s — типичный
+      # для read-api JSON endpoint.
+      slo:
+        http.server.requests: 5ms,10ms,25ms,50ms,100ms,250ms,500ms,1s,2s,5s
 
 otel:
   exporter: