diff --git a/examples/osd/6lowpan-tk/er-example-server.c b/examples/osd/6lowpan-tk/er-example-server.c
index 26dd0e096..f850940b1 100644
--- a/examples/osd/6lowpan-tk/er-example-server.c
+++ b/examples/osd/6lowpan-tk/er-example-server.c
@@ -329,7 +329,7 @@ temperature_handler(void* request, void* response, uint8_t *buffer, uint16_t pre
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     const char *msg = "Supporting content-types text/plain and application/json";
     REST.set_response_payload(response, msg, strlen(msg));
   }
@@ -364,7 +364,7 @@ battery_handler(void* request, void* response, uint8_t *buffer, uint16_t preferr
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     const char *msg = "Supporting content-types text/plain and application/json";
     REST.set_response_payload(response, msg, strlen(msg));
   }
diff --git a/examples/osd/pir-sensor/er-example-server.c b/examples/osd/pir-sensor/er-example-server.c
index eff92b12a..88f3b31c5 100644
--- a/examples/osd/pir-sensor/er-example-server.c
+++ b/examples/osd/pir-sensor/er-example-server.c
@@ -337,7 +337,7 @@ temperature_handler(void* request, void* response, uint8_t *buffer, uint16_t pre
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     const char *msg = "Supporting content-types text/plain and application/json";
     REST.set_response_payload(response, msg, strlen(msg));
   }
@@ -372,7 +372,7 @@ battery_handler(void* request, void* response, uint8_t *buffer, uint16_t preferr
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     const char *msg = "Supporting content-types text/plain and application/json";
     REST.set_response_payload(response, msg, strlen(msg));
   }
diff --git a/examples/osd/servo-sensor/er-example-server.c b/examples/osd/servo-sensor/er-example-server.c
index 8490cbb45..8522e256d 100644
--- a/examples/osd/servo-sensor/er-example-server.c
+++ b/examples/osd/servo-sensor/er-example-server.c
@@ -362,7 +362,7 @@ temperature_handler(void* request, void* response, uint8_t *buffer, uint16_t pre
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     const char *msg = "Supporting content-types text/plain and application/json";
     REST.set_response_payload(response, msg, strlen(msg));
   }
diff --git a/examples/osd/wirelessplug/er-example-server.c b/examples/osd/wirelessplug/er-example-server.c
index 987c341f0..0e2466255 100644
--- a/examples/osd/wirelessplug/er-example-server.c
+++ b/examples/osd/wirelessplug/er-example-server.c
@@ -276,7 +276,7 @@ ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     REST.set_response_payload(response, (uint8_t *)"Supporting content-types text/plain and application/json", 56);
   }
 }
@@ -838,7 +838,7 @@ light_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     const char *msg = "Supporting content-types text/plain, application/xml, and application/json";
     REST.set_response_payload(response, msg, strlen(msg));
   }
@@ -873,7 +873,7 @@ battery_handler(void* request, void* response, uint8_t *buffer, uint16_t preferr
   }
   else
   {
-    REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+    REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
     const char *msg = "Supporting content-types text/plain and application/json";
     REST.set_response_payload(response, msg, strlen(msg));
   }
@@ -931,7 +931,7 @@ radio_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred
     }
     else
     {
-      REST.set_response_status(response, REST.status.UNSUPPORTED_MADIA_TYPE);
+      REST.set_response_status(response, REST.status.UNSUPPORTED_MEDIA_TYPE);
       const char *msg = "Supporting content-types text/plain and application/json";
       REST.set_response_payload(response, msg, strlen(msg));
     }