diff --git a/core/lib/dal/migrations/20240708194915_vm_runner_processing_started_at_timestamp.down.sql b/core/lib/dal/migrations/20240708194915_vm_runner_processing_started_at_timestamp.down.sql
new file mode 100644
index 000000000000..9e957f700f43
--- /dev/null
+++ b/core/lib/dal/migrations/20240708194915_vm_runner_processing_started_at_timestamp.down.sql
@@ -0,0 +1,2 @@
+ALTER TABLE vm_runner_protective_reads ALTER COLUMN processing_started_at TYPE TIME USING (null);
+ALTER TABLE vm_runner_bwip ALTER COLUMN processing_started_at TYPE TIME USING (null);
diff --git a/core/lib/dal/migrations/20240708194915_vm_runner_processing_started_at_timestamp.up.sql b/core/lib/dal/migrations/20240708194915_vm_runner_processing_started_at_timestamp.up.sql
new file mode 100644
index 000000000000..0afcdfe5aecf
--- /dev/null
+++ b/core/lib/dal/migrations/20240708194915_vm_runner_processing_started_at_timestamp.up.sql
@@ -0,0 +1,2 @@
+ALTER TABLE vm_runner_protective_reads ALTER COLUMN processing_started_at TYPE TIMESTAMP USING (null);
+ALTER TABLE vm_runner_bwip ALTER COLUMN processing_started_at TYPE TIMESTAMP USING (null);