diff --git a/README.ja.md b/README.ja.md
index 2f4b641..967a3fa 100644
--- a/README.ja.md
+++ b/README.ja.md
@@ -605,7 +605,7 @@ curl -iX POST \
    {
      "apikey":      "4jggokgpepnvsb2uv4s40d59ov",
      "cbroker":     "http://orion:1026",
-     "entity_type": "Thing",
+     "entity_type": "Motion",
      "resource":    "/iot/json"
    }
  ]
diff --git a/README.md b/README.md
index 6190c46..5b0984c 100644
--- a/README.md
+++ b/README.md
@@ -516,7 +516,7 @@ curl -iX POST \
    {
      "apikey":      "4jggokgpepnvsb2uv4s40d59ov",
      "cbroker":     "http://orion:1026",
-     "entity_type": "Thing",
+     "entity_type": "Motion",
      "resource":    "/iot/json"
    }
  ]