diff --git a/DEPS b/DEPS
index 140ce2c4b51..571c39e6e21 100644
--- a/DEPS
+++ b/DEPS
@@ -134,7 +134,7 @@ vars = {
   ### /third_party/pkg dependencies
   # 'tools/rev_sdk_deps.dart' will rev pkg dependencies to their latest; put an
   # EOL comment after a dependency to instead pin at the current revision.
-  "ai_rev": "07df396bdb15cb52edbe59b4bc2c5648c2203781",
+  "ai_rev": "3d3b7fdaddead83ce262377e5c4ce5b2a843066c",
   "core_rev": "347df4b546f315fc1ff69c6e65f2a023b0263b1d",
   "dartdoc_rev": "a57f497ae9df6e6073b5eb7ddf253d0b2eb470c3",
   "ecosystem_rev": "6b2164f8f57583a7bcaa32341eaa219efd8fd2d3",
diff --git a/tools/manage_deps.dart b/tools/manage_deps.dart
index 699bb169eb9..d74ee45dcb9 100755
--- a/tools/manage_deps.dart
+++ b/tools/manage_deps.dart
@@ -72,7 +72,7 @@ This will:
       print('Note your git checkout is dirty!');
     }
 
-    final pkgDir = argResults.rest.first;
+    final pkgDir = p.normalize(argResults.rest.first);
     if (!Directory(pkgDir).existsSync()) {
       usageException('No directory $pkgDir');
     }