diff --git a/lib/misc_utils/extract_system_info_impl.h b/lib/misc_utils/extract_system_info_impl.h
index da01e7c..fe7b08a 100644
--- a/lib/misc_utils/extract_system_info_impl.h
+++ b/lib/misc_utils/extract_system_info_impl.h
@@ -24,7 +24,8 @@
 #define INCLUDED_GSM_EXTRACT_SYSTEM_INFO_IMPL_H
 
 #include <grgsm/misc_utils/extract_system_info.h>
-
+#include <set>
+#include <map>
 
 namespace gr {
   namespace gsm {