diff --git a/packages/flutter_tools/lib/src/base/build.dart b/packages/flutter_tools/lib/src/base/build.dart
index 5ae759e1e40..23bbb95336e 100644
--- a/packages/flutter_tools/lib/src/base/build.dart
+++ b/packages/flutter_tools/lib/src/base/build.dart
@@ -42,7 +42,6 @@ class GenSnapshot {
     final String vmSnapshotData = artifacts.getArtifactPath(Artifact.vmSnapshotData);
     final String isolateSnapshotData = artifacts.getArtifactPath(Artifact.isolateSnapshotData);
     final List<String> args = <String>[
-      '--assert_initializer',
       '--await_is_keyword',
       '--causal_async_stacks',
       '--vm_snapshot_data=$vmSnapshotData',
diff --git a/packages/flutter_tools/lib/src/commands/build_aot.dart b/packages/flutter_tools/lib/src/commands/build_aot.dart
index 0e30bd46fe8..28721d5d740 100644
--- a/packages/flutter_tools/lib/src/commands/build_aot.dart
+++ b/packages/flutter_tools/lib/src/commands/build_aot.dart
@@ -227,7 +227,6 @@ Future<String> _buildAotSnapshot(
 
   final List<String> genSnapshotCmd = <String>[
     genSnapshot,
-    '--assert_initializer',
     '--await_is_keyword',
     '--vm_snapshot_data=$vmSnapshotData',
     '--isolate_snapshot_data=$isolateSnapshotData',