diff --git a/charts/deepgram-self-hosted/CHANGELOG.md b/charts/deepgram-self-hosted/CHANGELOG.md
index bc21d80..9d6f7f1 100644
--- a/charts/deepgram-self-hosted/CHANGELOG.md
+++ b/charts/deepgram-self-hosted/CHANGELOG.md
@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 
 ## [Unreleased]
 
+### Changed
+
+- Fixed default ratio metrics in Prometheus Adapter chart values to use 0.0 to 1.0 scale to match autoscaling documentation
+
 ## [0.8.0] - 2024-11-21
 
 ### Added
diff --git a/charts/deepgram-self-hosted/values.yaml b/charts/deepgram-self-hosted/values.yaml
index b020b5c..215810d 100644
--- a/charts/deepgram-self-hosted/values.yaml
+++ b/charts/deepgram-self-hosted/values.yaml
@@ -766,7 +766,7 @@ prometheus-adapter:
       - name:
           as: "engine_estimated_stream_capacity"
         seriesQuery: 'engine_active_requests{kind="stream"}'
-        metricsQuery: 'avg_over_time((sum(engine_active_requests{kind="stream"}) / sum(engine_estimated_stream_capacity) * 100)[1m:1m])'
+        metricsQuery: 'avg_over_time((sum(engine_active_requests{kind="stream"}) / sum(engine_estimated_stream_capacity))[1m:1m])'
         resources:
           overrides:
             namespace: { resource: "namespace" }
@@ -775,7 +775,7 @@ prometheus-adapter:
       - name:
           as: "engine_requests_active_to_max_ratio"
         seriesQuery: "engine_max_active_requests"
-        metricsQuery: "avg_over_time((sum(engine_active_requests) / sum(engine_max_active_requests) * 100)[1m:1m])"
+        metricsQuery: "avg_over_time((sum(engine_active_requests) / sum(engine_max_active_requests))[1m:1m])"
         resources:
           overrides:
             namespace: { resource: "namespace" }