diff --git a/examples/platform/linux/NamedPipeCommands.cpp b/examples/platform/linux/NamedPipeCommands.cpp
index 7eea3ebbb6b8a2..9ec28b012188c3 100644
--- a/examples/platform/linux/NamedPipeCommands.cpp
+++ b/examples/platform/linux/NamedPipeCommands.cpp
@@ -18,6 +18,7 @@
 
 #include "NamedPipeCommands.h"
 
+#include <errno.h>
 #include <fcntl.h>
 #include <lib/support/CodeUtils.h>
 #include <pthread.h>
diff --git a/src/tools/chip-cert/GeneralUtils.cpp b/src/tools/chip-cert/GeneralUtils.cpp
index 32479c45c7b8fc..bdcb9774fb006b 100644
--- a/src/tools/chip-cert/GeneralUtils.cpp
+++ b/src/tools/chip-cert/GeneralUtils.cpp
@@ -27,6 +27,7 @@
 
 #include "chip-cert.h"
 
+#include <errno.h>
 #include <lib/core/CHIPEncoding.h>
 #include <lib/support/BytesToHex.h>
 #include <lib/support/SafeInt.h>