1 files changed, 1 insertions, 0 deletions
diff --git a/src/Program.cpp b/src/Program.cpp
index feb543f..a8189ae 100644
--- a/src/Program.cpp
+++ b/src/Program.cpp
@@ -34,6 +34,7 @@ public:
     }
 
     ~CurrentThreadProgram() {
+        std::lock_guard<std::mutex> lock(thread_current_program_mutex);
         thread_current_program.erase(std::this_thread::get_id());
     }