diff --git a/package-lock.json b/package-lock.json
index 17c49eb..ff981f8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,8 +12,9 @@
         "@zxing/browser": "^0.1.1",
         "date-fns": "^2.11.1",
         "gray-matter": "^4.0.2",
-        "next": "latest",
+        "next": "12.1.6",
         "next-pwa": "^5.5.4",
+        "next-themes": "^0.2.1",
         "nostr-tools": "^0.23.3",
         "qrcode.react": "^3.0.2",
         "react": "17.0.2",
@@ -6685,6 +6686,16 @@
         "next": ">=9.0.0"
       }
     },
+    "node_modules/next-themes": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/next-themes/-/next-themes-0.2.1.tgz",
+      "integrity": "sha512-B+AKNfYNIzh0vqQQKqQItTS8evEouKD7H5Hj3kmuPERwddR2TxvDSFZuTj6T7Jfn1oyeUyJMydPl1Bkxkh0W7A==",
+      "peerDependencies": {
+        "next": "*",
+        "react": "*",
+        "react-dom": "*"
+      }
+    },
     "node_modules/next-tick": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.1.0.tgz",
@@ -14412,6 +14423,12 @@
         "workbox-window": "^6.5.3"
       }
     },
+    "next-themes": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/next-themes/-/next-themes-0.2.1.tgz",
+      "integrity": "sha512-B+AKNfYNIzh0vqQQKqQItTS8evEouKD7H5Hj3kmuPERwddR2TxvDSFZuTj6T7Jfn1oyeUyJMydPl1Bkxkh0W7A==",
+      "requires": {}
+    },
     "next-tick": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.1.0.tgz",
diff --git a/package.json b/package.json
index 987ff57..5b0f084 100644
--- a/package.json
+++ b/package.json
@@ -16,8 +16,9 @@
     "@zxing/browser": "^0.1.1",
     "date-fns": "^2.11.1",
     "gray-matter": "^4.0.2",
-    "next": "latest",
+    "next": "12.1.6",
     "next-pwa": "^5.5.4",
+    "next-themes": "^0.2.1",
     "nostr-tools": "^0.23.3",
     "qrcode.react": "^3.0.2",
     "react": "17.0.2",