diff --git a/patching/workflow_1_initial.py b/patching/workflow_1_initial.py
index 3be0ba28c..fffe517d2 100644
--- a/patching/workflow_1_initial.py
+++ b/patching/workflow_1_initial.py
@@ -12,7 +12,7 @@ class MyWorkflow:
     async def run(self) -> None:
         self._result = await workflow.execute_activity(
             pre_patch_activity,
-            schedule_to_close_timeout=timedelta(minutes=5),
+            start_to_close_timeout=timedelta(seconds=5),
         )
 
     @workflow.query
diff --git a/patching/workflow_2_patched.py b/patching/workflow_2_patched.py
index f1e6bbae2..720456072 100644
--- a/patching/workflow_2_patched.py
+++ b/patching/workflow_2_patched.py
@@ -13,12 +13,12 @@ async def run(self) -> None:
         if workflow.patched("my-patch"):
             self._result = await workflow.execute_activity(
                 post_patch_activity,
-                schedule_to_close_timeout=timedelta(minutes=5),
+                start_to_close_timeout=timedelta(seconds=5),
             )
         else:
             self._result = await workflow.execute_activity(
                 pre_patch_activity,
-                schedule_to_close_timeout=timedelta(minutes=5),
+                start_to_close_timeout=timedelta(seconds=5),
             )
 
     @workflow.query
diff --git a/patching/workflow_3_patch_deprecated.py b/patching/workflow_3_patch_deprecated.py
index d226a47f2..116504df5 100644
--- a/patching/workflow_3_patch_deprecated.py
+++ b/patching/workflow_3_patch_deprecated.py
@@ -13,7 +13,7 @@ async def run(self) -> None:
         workflow.deprecate_patch("my-patch")
         self._result = await workflow.execute_activity(
             post_patch_activity,
-            schedule_to_close_timeout=timedelta(minutes=5),
+            start_to_close_timeout=timedelta(seconds=5),
         )
 
     @workflow.query
diff --git a/patching/workflow_4_patch_complete.py b/patching/workflow_4_patch_complete.py
index 3a9e65958..1b8a82fdd 100644
--- a/patching/workflow_4_patch_complete.py
+++ b/patching/workflow_4_patch_complete.py
@@ -12,7 +12,7 @@ class MyWorkflow:
     async def run(self) -> None:
         self._result = await workflow.execute_activity(
             post_patch_activity,
-            schedule_to_close_timeout=timedelta(minutes=5),
+            start_to_close_timeout=timedelta(seconds=5),
         )
 
     @workflow.query