1 files changed, 5 insertions, 1 deletions
diff --git a/src/envfs.cpp b/src/envfs.cpp
index a67faf84..4aaef082 100644
--- a/src/envfs.cpp
+++ b/src/envfs.cpp
@@ -173,7 +173,11 @@ public:
 
   void wakeup()
   {
-    m_ready = true;
+    {
+      std::unique_lock lock(m_mutex);
+      m_ready = true;
+    }
+
     m_cv.notify_one();
   }