diff --git a/backends/libyahoo2/yahoohandler.h b/backends/libyahoo2/yahoohandler.h
index 94a07eb54066927f1338b6cbe38f5c2f9e3b96ac..d33828e9e104dd7a038fa23784a1a58373ed5b96 100644
--- a/backends/libyahoo2/yahoohandler.h
+++ b/backends/libyahoo2/yahoohandler.h
@@ -16,12 +16,6 @@
 #include "Swiften/Swiften.h"
 #include "Swiften/TLS/OpenSSL/OpenSSLContextFactory.h"
 
-// for signal handler
-#include "unistd.h"
-#include "signal.h"
-#include "sys/wait.h"
-#include "sys/signal.h"
-
 // Boost
 #include <boost/algorithm/string.hpp>
 
diff --git a/backends/libyahoo2/yahoolocalaccount.h b/backends/libyahoo2/yahoolocalaccount.h
index 19eb42c86655e7e735e2f7c1f63886775c6e858b..105e9311767adce594a6fb41f4aaf4c0fb16c2d6 100644
--- a/backends/libyahoo2/yahoolocalaccount.h
+++ b/backends/libyahoo2/yahoolocalaccount.h
@@ -16,12 +16,6 @@
 #include "Swiften/Swiften.h"
 #include "Swiften/TLS/OpenSSL/OpenSSLContextFactory.h"
 
-// for signal handler
-#include "unistd.h"
-#include "signal.h"
-#include "sys/wait.h"
-#include "sys/signal.h"
-
 // Boost
 #include <boost/algorithm/string.hpp>