diff --git a/src/bin/e_fm_cmdline.c b/src/bin/e_fm_cmdline.c
index 68f36bd21..251836f6e 100644
--- a/src/bin/e_fm_cmdline.c
+++ b/src/bin/e_fm_cmdline.c
@@ -7,6 +7,7 @@
 #include <Ecore_Getopt.h>
 #include <E_DBus.h>
 #include <unistd.h>
+#include <errno.h>
 
 static E_DBus_Connection *conn = NULL;
 static int retval = EXIT_SUCCESS;
diff --git a/src/bin/e_open.c b/src/bin/e_open.c
index 0d3445281..b7b3acadf 100644
--- a/src/bin/e_open.c
+++ b/src/bin/e_open.c
@@ -7,6 +7,7 @@
 #include <Efreet_Mime.h>
 #include <unistd.h>
 #include <ctype.h>
+#include <errno.h>
 
 static const char *
 xdg_defaults_get(const char *path, const char *mime)
diff --git a/src/bin/e_start_main.c b/src/bin/e_start_main.c
index 53045043b..505beee83 100644
--- a/src/bin/e_start_main.c
+++ b/src/bin/e_start_main.c
@@ -17,6 +17,7 @@
 # include <alloca.h>
 #endif
 #include <signal.h>
+#include <errno.h>
 
 #include <Eina.h>
 
diff --git a/src/modules/mixer/pa.c b/src/modules/mixer/pa.c
index 6bc9464ff..2295f6fda 100644
--- a/src/modules/mixer/pa.c
+++ b/src/modules/mixer/pa.c
@@ -6,6 +6,7 @@
 #include <fcntl.h>
 #include <unistd.h>
 #include <stdio.h>
+#include <errno.h>
 
 #include "pa.h"