diff --git a/include/drivers/arm/cryptocell/cc_pal_types_plat.h b/include/drivers/arm/cryptocell/cc_pal_types_plat.h
index d8ed3e1..8410024 100644
--- a/include/drivers/arm/cryptocell/cc_pal_types_plat.h
+++ b/include/drivers/arm/cryptocell/cc_pal_types_plat.h
@@ -11,8 +11,8 @@
 #define _CC_PAL_TYPES_PLAT_H
 /* Host specific types for standard (ISO-C99) compilant platforms */
 
-#include <stdint.h>
 #include <stddef.h>
+#include <stdint.h>
 
 typedef uint32_t CCStatus;
 
diff --git a/include/drivers/arm/cryptocell/nvm.h b/include/drivers/arm/cryptocell/nvm.h
index f806d3d..a70289f 100644
--- a/include/drivers/arm/cryptocell/nvm.h
+++ b/include/drivers/arm/cryptocell/nvm.h
@@ -13,8 +13,8 @@
 #endif
 
 #include "cc_crypto_boot_defs.h"
-#include "cc_sec_defs.h"
 #include "cc_pal_types.h"
+#include "cc_sec_defs.h"
 
 /*------------------------------------
     DEFINES
diff --git a/include/drivers/auth/mbedtls/mbedtls_config.h b/include/drivers/auth/mbedtls/mbedtls_config.h
index 0a05886..fdeb52b 100644
--- a/include/drivers/auth/mbedtls/mbedtls_config.h
+++ b/include/drivers/auth/mbedtls/mbedtls_config.h
@@ -69,12 +69,12 @@
 #define MBEDTLS_MPI_WINDOW_SIZE              2
 #define MBEDTLS_MPI_MAX_SIZE               256
 
+/* System headers required to build mbed TLS with the current configuration */
+#include <stdlib.h>
+
 /* Memory buffer allocator options */
 #define MBEDTLS_MEMORY_ALIGN_MULTIPLE        8
 
 #include "mbedtls/check_config.h"
 
-/* System headers required to build mbed TLS with the current configuration */
-#include <stdlib.h>
-
 #endif /* __MBEDTLS_CONFIG_H__ */
diff --git a/include/lib/pmf/pmf_helpers.h b/include/lib/pmf/pmf_helpers.h
index 286262a..9984d69 100644
--- a/include/lib/pmf/pmf_helpers.h
+++ b/include/lib/pmf/pmf_helpers.h
@@ -12,8 +12,8 @@
 #include <bl_common.h>
 #include <platform.h>
 #include <pmf.h>
-#include <stdint.h>
 #include <stddef.h>
+#include <stdint.h>
 
 /*
  * Prototype for PMF service functions.