diff --git a/gotosocial/templates/config.yaml b/gotosocial/templates/config.yaml
new file mode 100644
index 0000000..1bebf75
--- /dev/null
+++ b/gotosocial/templates/config.yaml
@@ -0,0 +1,7 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ .Release.Name }}-config
+  namespace: socaas
+data:
+  {{- toYaml .Values.gtsConfig | nindent 2 }}
diff --git a/gotosocial/templates/deployment.yaml b/gotosocial/templates/deployment.yaml
index e6dc327..b360a45 100644
--- a/gotosocial/templates/deployment.yaml
+++ b/gotosocial/templates/deployment.yaml
@@ -29,6 +29,9 @@ spec:
               value: /gotosocial/storage/sqlite.db
             - name: GTS_DB_TYPE
               value: sqlite
+          envFrom:
+            - configMapRef:
+                name: {{ .Release.Name }}-config
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
           name: init-{{ .Release.Name }}-gts
           volumeMounts:
@@ -59,6 +62,9 @@ spec:
               value: "25"
             - name: GTS_TRUSTED_PROXIES
               value: 0.0.0.0/0
+          envFrom:
+            - configMapRef:
+                name: {{ .Release.Name }}-config
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
           name: {{ .Release.Name }}-gts
           volumeMounts:
diff --git a/gotosocial/values.yaml b/gotosocial/values.yaml
index 150e01e..900691d 100644
--- a/gotosocial/values.yaml
+++ b/gotosocial/values.yaml
@@ -23,3 +23,9 @@ gtsHost: ""
 gtsAdminAccountName: ""
 gtsAdminAccountMail: ""
 gtsAdminAccountPass: ""
+
+gtsConfig: {}
+  # further config, see https://docs.gotosocial.org/en/latest/configuration/
+  # ex.:
+  # GTS_MEDIA_IMAGE_MAX_SIZE: 2097152
+  # GTS_LOG_LEVEL: debug