diff --git a/tesseract_environment/include/tesseract_environment/environment_monitor.h b/tesseract_environment/include/tesseract_environment/environment_monitor.h
index e44510c36be..0efc121d817 100644
--- a/tesseract_environment/include/tesseract_environment/environment_monitor.h
+++ b/tesseract_environment/include/tesseract_environment/environment_monitor.h
@@ -30,6 +30,7 @@
 TESSERACT_COMMON_IGNORE_WARNINGS_PUSH
 #include <chrono>
 #include <memory>
+#include <string>
 TESSERACT_COMMON_IGNORE_WARNINGS_POP
 
 namespace tesseract_environment