diff --git a/api/services/pipecat/audio_config.py b/api/services/pipecat/audio_config.py
index 3c5aa80..966e8e0 100644
--- a/api/services/pipecat/audio_config.py
+++ b/api/services/pipecat/audio_config.py
@@ -33,7 +33,8 @@ class AudioConfig:
     transport_out_sample_rate: int
     vad_sample_rate: int = 16000  # VAD typically resamples internally
     pipeline_sample_rate: Optional[int] = None  # If None, uses transport rates
-    buffer_size_seconds: float = 1.0  # This is how frequenly we will call merge_auido
+    buffer_size_seconds: float = 5.0  # This is how frequenly we will call merge_auido
+    max_recording_duration_seconds: float = 300.0  # 5 minutes max recording duration
 
     def __post_init__(self):
         # Validate VAD sample rate
@@ -75,6 +76,12 @@ class AudioConfig:
         """Calculate buffer size in samples based on pipeline sample rate."""
         return int(self.pipeline_sample_rate * self.buffer_size_seconds)
 
+    @property
+    def max_recording_bytes(self) -> int:
+        """Calculate max recording size in bytes based on pipeline sample rate and duration."""
+        # 2 bytes per sample (16-bit PCM)
+        return int(self.pipeline_sample_rate * 2 * self.max_recording_duration_seconds)
+
 
 def create_audio_config(transport_type: str) -> AudioConfig:
     """Create audio configuration based on transport type.
diff --git a/api/services/pipecat/pipeline_builder.py b/api/services/pipecat/pipeline_builder.py
index 40d6619..b22cbae 100644
--- a/api/services/pipecat/pipeline_builder.py
+++ b/api/services/pipecat/pipeline_builder.py
@@ -27,6 +27,7 @@ def create_pipeline_components(audio_config: AudioConfig, engine: "PipecatEngine
     audio_buffer = AudioBuffer(
         sample_rate=audio_config.pipeline_sample_rate,
         buffer_size=audio_config.buffer_size_bytes,
+        max_recording_bytes=audio_config.max_recording_bytes,
     )
 
     # Create synchronizer for merged audio (outside pipeline)
diff --git a/pipecat b/pipecat
index 5e95754..30c6d1e 160000
--- a/pipecat
+++ b/pipecat
@@ -1 +1 @@
-Subproject commit 5e95754902332ee4a7ff7ebcee3cca7e70fce825
+Subproject commit 30c6d1edb93c144a52adc6a3aa1aa618b1ee85fc
diff --git a/ui/src/app/workflow/[workflowId]/run/[runId]/page.tsx b/ui/src/app/workflow/[workflowId]/run/[runId]/page.tsx
index e9e86c3..0832e4e 100644
--- a/ui/src/app/workflow/[workflowId]/run/[runId]/page.tsx
+++ b/ui/src/app/workflow/[workflowId]/run/[runId]/page.tsx
@@ -121,7 +121,6 @@ export default function WorkflowRunPage() {
                             <Link href={`/workflow/${params.workflowId}`}>
                                 <Button
                                     ref={customizeButtonRef}
-                                    variant="outline"
                                     className="gap-2"
                                     onClick={() => {
                                         if (!hasSeenTooltip('customize_workflow')) {
@@ -132,7 +131,7 @@ export default function WorkflowRunPage() {
                                     <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                         <path strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z" />
                                     </svg>
-                                    Customize Workflow
+                                    Back to Agent
                                 </Button>
                             </Link>
                         </CardHeader>