diff --git a/src/platforms/qurt/px4_layer/px4_qurt_impl.cpp b/src/platforms/qurt/px4_layer/px4_qurt_impl.cpp
index d0fc55f59b..bc425fd66a 100644
--- a/src/platforms/qurt/px4_layer/px4_qurt_impl.cpp
+++ b/src/platforms/qurt/px4_layer/px4_qurt_impl.cpp
@@ -166,3 +166,15 @@ int write(int a, char const *b, int c)
 {
 	return -1;
 }
+
+int fprintf(FILE *stream, const char *format, ...)
+{
+	return 0;
+}
+
+int fputc(int c, FILE *stream)
+{
+	return c;
+}
+
+FILE _Stderr;