diff --git a/chart/Chart.yaml b/chart/Chart.yaml
index f74caa1f..2ba448df 100644
--- a/chart/Chart.yaml
+++ b/chart/Chart.yaml
@@ -12,7 +12,7 @@ keywords:
   - monitoring
   - tracing
   - opentelemetry
-version: 17.19.0
+version: 17.20.0
 # TODO(paulfantom): Enable after kubernetes 1.22 reaches EOL (2022-10-28)
 # kubeVersion: ">= 1.23.0"
 dependencies:
diff --git a/chart/values.yaml b/chart/values.yaml
index 749d689d..c27a83ca 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -57,6 +57,8 @@ timescaledb-single:
     requests:
       cpu: 100m
       memory: 2Gi
+  sharedMemory:
+    useMount: true
   # Enable Prometheus exporter for PostgreSQL server metrics.
   # https://github.com/prometheus-community/postgres_exporter
   prometheus: