diff --git a/Chart.yaml b/Chart.yaml
index 6f13f4e..f4cba60 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -1,4 +1,4 @@
 apiVersion: v1
 name: pgdog
-version: v0.33
+version: v0.34
 appVersion: "0.1.22"
diff --git a/templates/config.yaml b/templates/config.yaml
index b6bb811..6adc500 100644
--- a/templates/config.yaml
+++ b/templates/config.yaml
@@ -49,6 +49,9 @@ data:
         query_parser_enabled      =   {{ . }}
         {{- end }}
         {{- end }}
+        {{- if .Values.queryParserEngine }}
+        query_parser_engine       =   {{ .Values.queryParserEngine | quote }}
+        {{- end }}
         {{- if .Values.preparedStatementsLimit }}
         prepared_statements_limit =   {{ .Values.preparedStatementsLimit }}
         {{- end}}
@@ -213,6 +216,19 @@ data:
         {{- end }}
         {{- end }}
 
+        {{- if or (hasKey .Values "memoryNetBuffer") (hasKey .Values "memoryMessageBuffer") (hasKey .Values "memoryStackSize") }}
+        [memory]
+        {{- if hasKey .Values "memoryNetBuffer" }}
+        net_buffer = {{ .Values.memoryNetBuffer | int }}
+        {{- end }}
+        {{- if hasKey .Values "memoryMessageBuffer" }}
+        message_buffer = {{ .Values.memoryMessageBuffer | int }}
+        {{- end }}
+        {{- if hasKey .Values "memoryStackSize" }}
+        stack_size = {{ .Values.memoryStackSize | int }}
+        {{- end }}
+        {{- end }}
+
         {{- if .Values.adminPassword }}
         [admin]
         password = {{ .Values.adminPassword | quote }}
diff --git a/test/values-full.yaml b/test/values-full.yaml
index 5405e38..0dcf476 100644
--- a/test/values-full.yaml
+++ b/test/values-full.yaml
@@ -1,5 +1,10 @@
 # Full configuration test with databases and users
 replicas: 3
+queryParserEngine: "pg_query_raw"
+
+memoryNetBuffer: 8192
+memoryMessageBuffer: 8192
+memoryStackSize: 2097152
 port: 6432
 healthcheckPort: 8080
 
diff --git a/values.yaml b/values.yaml
index e83f3b1..9c28e9d 100644
--- a/values.yaml
+++ b/values.yaml
@@ -405,11 +405,20 @@ queryStats:
 # tcpInterval: 75
 # tcpRetries: 9
 
+# Memory configuration (optional)
+# These settings control buffer and stack sizes
+# memoryNetBuffer: 8192
+# memoryMessageBuffer: 8192
+# memoryStackSize: 2097152
+
 # Query parser configuration
 # queryParser controls whether the query parser is enabled
 # Valid values: "auto", "on", "off"
 # queryParser: "auto"
 
+# queryParserEngine specifies which query parser engine to use
+# queryParserEngine: ""
+
 # queryParserEnabled is DEPRECATED - use queryParser instead
 # queryParserEnabled: true