diff --git a/libnethogs.cpp b/libnethogs.cpp
index 3f3ae6c..a44d941 100644
--- a/libnethogs.cpp
+++ b/libnethogs.cpp
@@ -160,7 +160,7 @@ void NethogsMonitor::handleUpdate()
 					NethogsAppUpdate &data = it->second;
 					data.action = NethogsAppUpdate::Remove;
 					monitor_udpate_callback(data);
-					monitor_update_data.erase(it);
+					monitor_update_data.erase(curproc->getVal()->pid);
 				}
 			}
 
diff --git a/libnethogs.h b/libnethogs.h
index 1fe03b1..fbf1f4f 100644
--- a/libnethogs.h
+++ b/libnethogs.h
@@ -2,6 +2,7 @@
 #define LIBNETHOGS_H_
 
 #include <stdint.h>
+#include <inttypes.h>
 #include <string>
 
 #define NETHOGS_DSO_VISIBLE __attribute__ ((visibility ("default")))