diff --git a/apis/c/node/node_api.h b/apis/c/node/node_api.h
index 4ad43888..50890876 100644
--- a/apis/c/node/node_api.h
+++ b/apis/c/node/node_api.h
@@ -6,15 +6,15 @@ void free_dora_context(void *dora_context);
 void *dora_next_event(void *dora_context);
 void free_dora_event(void *dora_event);
 
-enum EventType
+enum DoraEventType
 {
-    Stop,
-    Input,
-    InputClosed,
-    Error,
-    Unknown,
+    DoraEventType_Stop,
+    DoraEventType_Input,
+    DoraEventType_InputClosed,
+    DoraEventType_Error,
+    DoraEventType_Unknown,
 };
-enum EventType read_dora_event_type(void *dora_event);
+enum DoraEventType read_dora_event_type(void *dora_event);
 
 void read_dora_input_id(void *dora_event, char **out_ptr, size_t *out_len);
 void read_dora_input_data(void *dora_event, char **out_ptr, size_t *out_len);
diff --git a/examples/c-dataflow/node.c b/examples/c-dataflow/node.c
index c1f2e307..ff8949ae 100644
--- a/examples/c-dataflow/node.c
+++ b/examples/c-dataflow/node.c
@@ -33,9 +33,9 @@ int main()
             return -1;
         }
 
-        enum EventType ty = read_dora_event_type(event);
+        enum DoraEventType ty = read_dora_event_type(event);
 
-        if (ty == Input)
+        if (ty == DoraEventType_Input)
         {
             char *data;
             size_t data_len;
@@ -46,7 +46,7 @@ int main()
             char out_id[] = "counter";
             dora_send_output(dora_context, out_id, strlen(out_id), &i, 1);
         }
-        else if (ty == Stop)
+        else if (ty == DoraEventType_Stop)
         {
             printf("[c node] received stop event\n");
             free_dora_event(event);
diff --git a/examples/c-dataflow/sink.c b/examples/c-dataflow/sink.c
index 2cd7857c..486bab01 100644
--- a/examples/c-dataflow/sink.c
+++ b/examples/c-dataflow/sink.c
@@ -26,9 +26,9 @@ int main()
             break;
         }
 
-        enum EventType ty = read_dora_event_type(event);
+        enum DoraEventType ty = read_dora_event_type(event);
 
-        if (ty == Input)
+        if (ty == DoraEventType_Input)
         {
             char *id;
             size_t id_len;
@@ -42,13 +42,13 @@ int main()
             fwrite(id, id_len, 1, stdout);
             printf("` with data: %d\n", *data);
         }
-        else if (ty == InputClosed)
+        else if (ty == DoraEventType_InputClosed)
         {
             printf("[c sink] received InputClosed event\n");
             free_dora_event(event);
             break;
         }
-        else if (ty == Stop)
+        else if (ty == DoraEventType_Stop)
         {
             printf("[c sink] received stop event\n");
             free_dora_event(event);