diff --git a/charts/piper/templates/deployment.yaml b/charts/piper/templates/deployment.yaml
index 502e4cb..bfaf067 100644
--- a/charts/piper/templates/deployment.yaml
+++ b/charts/piper/templates/deployment.yaml
@@ -24,19 +24,22 @@ spec:
       {{- end }}
       securityContext:
         {{- toYaml .Values.podSecurityContext | nindent 8 }}
-      {{ if .Values.downloadVoices }}
+      {{- if .Values.downloadVoices }}
       initContainers:
         - name: download-voices
           securityContext:
             {{- toYaml .Values.securityContext | nindent 12 }}
           image: registry.fedoraproject.org/fedora-minimal
           imagePullPolicy: {{ .Values.image.pullPolicy }}
-          command: curl --remote-name-all {{ join " " .Values.downloadVoices }}
+          command:
+            - "curl"
+            - "--remote-name-all"
+            {{ .Values.downloadVoices | toYaml }}
           workingDir: /data
           volumeMounts:
             - name: data
               mountPath: /data
-      {{ end }}
+      {{- end }}
       containers:
         - name: {{ .Chart.Name }}
           securityContext: