diff --git a/app/api/$$.mjs b/app/api/$$.mjs
new file mode 100644
index 0000000..25da16d
--- /dev/null
+++ b/app/api/$$.mjs
@@ -0,0 +1,9 @@
+import cacheControl from '../lib/cache-control.mjs'
+
+export async function get() {
+  return {
+    headers: {
+      'cache-control': cacheControl,
+    },
+  }
+}
diff --git a/app/api/photographs/blackwhite.mjs b/app/api/photographs/blackwhite.mjs
index 6534512..dc951e2 100644
--- a/app/api/photographs/blackwhite.mjs
+++ b/app/api/photographs/blackwhite.mjs
@@ -1,5 +1,10 @@
+import cacheControl from '../../lib/cache-control.mjs'
+
 export async function get() {
   return {
+    headers: {
+      'cache-control': cacheControl,
+    },
     json: {
       artworks: [
         {
diff --git a/app/api/photographs/heir.mjs b/app/api/photographs/heir.mjs
index 792cc85..8e6ad8d 100644
--- a/app/api/photographs/heir.mjs
+++ b/app/api/photographs/heir.mjs
@@ -1,5 +1,10 @@
+import cacheControl from '../../lib/cache-control.mjs'
+
 export async function get() {
   return {
+    headers: {
+      'cache-control': cacheControl,
+    },
     json: {
       artworks: [
         {
diff --git a/app/api/photographs/images-pour-rien.mjs b/app/api/photographs/images-pour-rien.mjs
index d2a2599..a68ebc0 100644
--- a/app/api/photographs/images-pour-rien.mjs
+++ b/app/api/photographs/images-pour-rien.mjs
@@ -1,5 +1,10 @@
+import cacheControl from '../../lib/cache-control.mjs'
+
 export async function get() {
   return {
+    headers: {
+      'cache-control': cacheControl,
+    },
     json: {
       artworks: [
         {
diff --git a/app/api/photographs/locus.mjs b/app/api/photographs/locus.mjs
index 84941f2..117aeca 100644
--- a/app/api/photographs/locus.mjs
+++ b/app/api/photographs/locus.mjs
@@ -1,5 +1,10 @@
+import cacheControl from '../../lib/cache-control.mjs'
+
 export async function get() {
   return {
+    headers: {
+      'cache-control': cacheControl,
+    },
     json: {
       artworks: [
         {
diff --git a/app/api/photographs/northern-italy.mjs b/app/api/photographs/northern-italy.mjs
index 69c3226..1088928 100644
--- a/app/api/photographs/northern-italy.mjs
+++ b/app/api/photographs/northern-italy.mjs
@@ -1,5 +1,10 @@
+import cacheControl from '../../lib/cache-control.mjs'
+
 export async function get() {
   return {
+    headers: {
+      'cache-control': cacheControl,
+    },
     json: {
       artworks: [
         {
diff --git a/app/api/photographs/protest.mjs b/app/api/photographs/protest.mjs
index 52bfc9c..618a6be 100644
--- a/app/api/photographs/protest.mjs
+++ b/app/api/photographs/protest.mjs
@@ -1,5 +1,10 @@
+import cacheControl from '../../lib/cache-control.mjs'
+
 export async function get() {
   return {
+    headers: {
+      'cache-control': cacheControl,
+    },
     json: {
       artworks: [
         {
diff --git a/app/lib/cache-control.mjs b/app/lib/cache-control.mjs
new file mode 100644
index 0000000..7dcdc1b
--- /dev/null
+++ b/app/lib/cache-control.mjs
@@ -0,0 +1,5 @@
+const cacheControl = process.env.ARC_ENV === 'production'
+  ? 'max-age=1800;'
+  : 'no-cache, no-store, must-revalidate, max-age=0, s-maxage=0'
+
+export default cacheControl