diff --git a/selfdrive/boardd/boardd.cc b/selfdrive/boardd/boardd.cc
index d85aa00661..a26a0729ed 100644
--- a/selfdrive/boardd/boardd.cc
+++ b/selfdrive/boardd/boardd.cc
@@ -5,6 +5,7 @@
 #include <signal.h>
 #include <unistd.h>
 #include <sched.h>
+#include <errno.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>
 #include <sys/time.h>
diff --git a/selfdrive/locationd/ubloxd_main.cc b/selfdrive/locationd/ubloxd_main.cc
index b0b5bcd08c..ad895f8d3e 100644
--- a/selfdrive/locationd/ubloxd_main.cc
+++ b/selfdrive/locationd/ubloxd_main.cc
@@ -4,6 +4,7 @@
 #include <signal.h>
 #include <unistd.h>
 #include <sched.h>
+#include <errno.h>
 #include <sys/time.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>