diff --git a/radio/src/os/task_pthread.cpp b/radio/src/os/task_pthread.cpp
index 666875975..bc7d05f1d 100644
--- a/radio/src/os/task_pthread.cpp
+++ b/radio/src/os/task_pthread.cpp
@@ -27,6 +27,7 @@
 #include <chrono>
 #include <vector>
 #include <mutex>
+#include <string>
 
 static std::condition_variable _stop_cv;
 static std::mutex _stop_m;