diff --git a/site/lib/src/loaders/data_processor.dart b/site/lib/src/loaders/data_processor.dart
index adef894405c..bbdb40d1b3d 100644
--- a/site/lib/src/loaders/data_processor.dart
+++ b/site/lib/src/loaders/data_processor.dart
@@ -90,5 +90,5 @@ final Map<String, DateTime> _lastModifiedPerPath = () {
 }();
 
 extension on DateTime {
-  String get formatted => '$year-$month-$day';
+  String get formatted => toIso8601String().substring(0, 10);
 }
diff --git a/site/pubspec.yaml b/site/pubspec.yaml
index 8080b8c3116..56519ed1965 100644
--- a/site/pubspec.yaml
+++ b/site/pubspec.yaml
@@ -7,18 +7,18 @@ environment:
   sdk: ^3.10.0
 
 dependencies:
-  build: ^4.0.2
+  build: ^4.0.4
   collection: ^1.19.1
   crypto: ^3.0.7
   html: ^0.15.6
-  http: ^1.5.0
-  jaspr: ^0.22.1
+  http: ^1.6.0
+  jaspr: ^0.22.2
   jaspr_content: ^0.4.5
   # Used as our template engine.
   liquify: 1.3.1
   markdown: ^7.3.0
   markdown_description_list: ^0.1.1
-  meta: ^1.17.0
+  meta: ^1.18.1
   nanoid2: ^2.0.1
   # Used for syntax highlighting.
   opal: ^0.2.2
@@ -33,10 +33,10 @@ dev_dependencies:
       url: https://github.com/dart-lang/site-shared
       path: pkgs/analysis_defaults
       ref: f91ed8ecef6a0b31685804fe4102b25fda021460
-  build_runner: ^2.10.2
-  build_web_compilers: ^4.4.0
-  jaspr_builder: ^0.22.1
-  sass: ^1.97.2
+  build_runner: ^2.11.0
+  build_web_compilers: ^4.4.9
+  jaspr_builder: ^0.22.2
+  sass: ^1.97.3
   sass_builder: ^2.4.0
 
 jaspr:
diff --git a/tool/dash_site/lib/src/utils.dart b/tool/dash_site/lib/src/utils.dart
index 97349b75a02..74221a4c015 100644
--- a/tool/dash_site/lib/src/utils.dart
+++ b/tool/dash_site/lib/src/utils.dart
@@ -33,7 +33,7 @@ int installJasprCliIfNecessary() {
     'global',
     'activate',
     'jaspr_cli',
-    '^0.22.1',
+    '^0.22.2',
   ]);
 
   if (activateOutput.exitCode != 0) {