diff --git a/chart/values.yaml b/chart/values.yaml
index 418b22df..779c8c84 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -13,7 +13,7 @@ namespaceOverride: ""
 # TimescaleDB single helm chart configuration
 timescaledb-single:
   # disable the chart if an existing TimescaleDB instance is used
-  enabled: &dbEnabled "true"
+  enabled: &dbEnabled true
   # TimescaleDB image tag
   image:
     tag: pg12-ts2.1-latest
@@ -50,7 +50,7 @@ promscale:
   # needs to be enabled for tracing support in Promscale
   # to expose traces port, add tracing args to Promscale
   openTelemetry:
-    enabled: &otelEnabled "false"
+    enabled: &otelEnabled false
   # to pass extra args
   # extraArgs: []