diff --git a/docs/_static/llama-stack-spec.html b/docs/_static/llama-stack-spec.html
index ffe6e0991..eb626fc44 100644
--- a/docs/_static/llama-stack-spec.html
+++ b/docs/_static/llama-stack-spec.html
@@ -3911,6 +3911,11 @@
                             "url": {
                                 "$ref": "#/components/schemas/URL",
                                 "description": "A URL of the image or data URL in the format of data:image/{type};base64,{data}. Note that URL could have length limits."
+                            },
+                            "data": {
+                                "type": "string",
+                                "contentEncoding": "base64",
+                                "description": "base64 encoded image data as string"
                             }
                         },
                         "additionalProperties": false,
diff --git a/docs/_static/llama-stack-spec.yaml b/docs/_static/llama-stack-spec.yaml
index 63553ffd7..fa6920381 100644
--- a/docs/_static/llama-stack-spec.yaml
+++ b/docs/_static/llama-stack-spec.yaml
@@ -2702,6 +2702,10 @@ components:
               description: >-
                 A URL of the image or data URL in the format of data:image/{type};base64,{data}.
                 Note that URL could have length limits.
+            data:
+              type: string
+              contentEncoding: base64
+              description: base64 encoded image data as string
           additionalProperties: false
           description: >-
             Image as a base64 encoded string or an URL
diff --git a/tests/unit/providers/inference/test_remote_vllm.py b/tests/unit/providers/inference/test_remote_vllm.py
index cb0997e1a..9c2281d85 100644
--- a/tests/unit/providers/inference/test_remote_vllm.py
+++ b/tests/unit/providers/inference/test_remote_vllm.py
@@ -188,7 +188,7 @@ def test_chat_completion_doesnt_block_event_loop(caplog):
     caplog.set_level(logging.WARNING)
 
     # Log when event loop is blocked for more than 200ms
-    loop.slow_callback_duration = 0.2
+    loop.slow_callback_duration = 0.5
     # Sleep for 500ms in our delayed http response
     sleep_time = 0.5