diff --git a/packages/compiler-cli/test/compliance/BUILD.bazel b/packages/compiler-cli/test/compliance/BUILD.bazel
index 56cc452d63..59d00a10ed 100644
--- a/packages/compiler-cli/test/compliance/BUILD.bazel
+++ b/packages/compiler-cli/test/compliance/BUILD.bazel
@@ -21,6 +21,7 @@ jasmine_node_test(
     data = [
         "//packages/compiler-cli/test/ngtsc/fake_core:npm_package",
     ],
+    shard_count = 4,
     tags = [
         "ivy-only",
     ],
diff --git a/packages/compiler-cli/test/ngtsc/BUILD.bazel b/packages/compiler-cli/test/ngtsc/BUILD.bazel
index e5bfd3f84f..a4f4316689 100644
--- a/packages/compiler-cli/test/ngtsc/BUILD.bazel
+++ b/packages/compiler-cli/test/ngtsc/BUILD.bazel
@@ -23,6 +23,7 @@ jasmine_node_test(
     data = [
         "//packages/compiler-cli/test/ngtsc/fake_core:npm_package",
     ],
+    shard_count = 4,
     deps = [
         ":ngtsc_lib",
         "//tools/testing:node_no_angular",
diff --git a/packages/core/test/BUILD.bazel b/packages/core/test/BUILD.bazel
index bc1d670deb..6356ef5d41 100644
--- a/packages/core/test/BUILD.bazel
+++ b/packages/core/test/BUILD.bazel
@@ -59,6 +59,7 @@ ts_library(
 jasmine_node_test(
     name = "test",
     bootstrap = ["angular/tools/testing/init_node_spec.js"],
+    shard_count = 4,
     deps = [
         ":test_lib",
         ":test_node_only_lib",