diff --git a/apps/orchestrator/requirements.txt b/apps/orchestrator/requirements.txt
index 7618425..a2e18b1 100644
--- a/apps/orchestrator/requirements.txt
+++ b/apps/orchestrator/requirements.txt
@@ -28,7 +28,7 @@ google-genai==1.73.1
 # `apps/orchestrator/src/openvibecoding_orch/**`; removing this now breaks runtime.
 # Minimal fallback for now is to keep this dependency until agents runtime is migrated.
 openai-agents==0.13.6
-temporalio==1.22.0
+temporalio==1.26.0
 duckduckgo-search==8.1.1
 
 # Dev/test toolchain (intentionally locked in the same graph for CI/local parity).
diff --git a/apps/orchestrator/setup.cfg b/apps/orchestrator/setup.cfg
index 30503dc..6a91b1a 100644
--- a/apps/orchestrator/setup.cfg
+++ b/apps/orchestrator/setup.cfg
@@ -33,7 +33,7 @@ install_requires =
     playwright==1.58.0
     google-genai==1.73.1
     openai-agents==0.13.6
-    temporalio==1.22.0
+    temporalio==1.26.0
     duckduckgo-search==8.1.1
     lxml==6.1.0
     httpx==0.28.1