diff --git a/DEPS b/DEPS
index 77a1e367a0c..d2da91fa4e2 100644
--- a/DEPS
+++ b/DEPS
@@ -54,7 +54,7 @@ vars = {
 
   # co19 is a cipd package automatically generated for each co19 commit.
   # Use tests/co19/update.sh to update this hash.
-  "co19_rev": "fb20d2b17e35c8fda50ca367c8efc4fb3dab040b",
+  "co19_rev": "3388e8e9073d57e6fdca6582568fdfa6f9a6bc61",
 
   # The internal benchmarks to use. See go/dart-benchmarks-internal
   "benchmarks_internal_rev": "1fa5d33a45f7d4dd0093124706cdfa45d9270851",
diff --git a/tests/co19/co19-dart2wasm.status b/tests/co19/co19-dart2wasm.status
index 1c7e926332c..4377c21a95a 100644
--- a/tests/co19/co19-dart2wasm.status
+++ b/tests/co19/co19-dart2wasm.status
@@ -14,6 +14,8 @@ LibTest/ffi/*: SkipByDesign # dart:ffi is not supported.
 LibTest/html/*: SkipByDesign # dart:html is not supported.
 LibTest/io/*: SkipByDesign # dart:io is not supported.
 LibTest/isolate/*: SkipByDesign # dart:isolate is not supported.
+LibTest/js_interop/NullableUndefineableJSAnyExtension/isNull_t01: SkipByDesign #isNull is not supported.
+LibTest/js_interop/NullableUndefineableJSAnyExtension/isUndefined_t01: SkipByDesign #isUndefined is not supported.
 LibTest/mirrors/*: SkipByDesign # dart:mirrors is not supported.
 
 [ $compiler == dart2wasm && $browser ]
diff --git a/tests/co19/co19-runtime.status b/tests/co19/co19-runtime.status
index 8a5e66de063..5692968b8f6 100644
--- a/tests/co19/co19-runtime.status
+++ b/tests/co19/co19-runtime.status
@@ -45,3 +45,4 @@ LibTest/async/Stream/Stream.periodic_all_t02: Skip # Issue 42898
 
 [ $compiler == fasta || $runtime == dart_precompiled || $runtime == vm ]
 LibTest/html/*: SkipByDesign # dart:html not supported on VM.
+LibTest/js_interop/*: SkipByDesign # dart:js_interop not supported on VM.