diff --git a/fusee/fusee-secondary/src/nxboot.c b/fusee/fusee-secondary/src/nxboot.c
index d82b9b1eb..1a50ba754 100644
--- a/fusee/fusee-secondary/src/nxboot.c
+++ b/fusee/fusee-secondary/src/nxboot.c
@@ -236,6 +236,7 @@ static uint32_t nxboot_get_specific_target_firmware(uint32_t target_firmware){
     #define CHECK_NCA(NCA_ID, VERSION) do { if (is_nca_present(NCA_ID)) { return ATMOSPHERE_TARGET_FIRMWARE_##VERSION; } } while(0)
 
     if (target_firmware >= ATMOSPHERE_TARGET_FIRMWARE_10_0_0) {
+        CHECK_NCA("5b1df84f88c3334335bbb45d8522cbb4", 10_0_3);
         CHECK_NCA("e951bc9dedcd54f65ffd83d4d050f9e0", 10_0_2);
         CHECK_NCA("36ab1acf0c10a2beb9f7d472685f9a89", 10_0_1);
         CHECK_NCA("5625cdc21d5f1ca52f6c36ba261505b9", 10_0_0);
diff --git a/libraries/libvapours/include/vapours/ams/ams_api_version.h b/libraries/libvapours/include/vapours/ams/ams_api_version.h
index ac177235b..15e56be44 100644
--- a/libraries/libvapours/include/vapours/ams/ams_api_version.h
+++ b/libraries/libvapours/include/vapours/ams/ams_api_version.h
@@ -23,4 +23,4 @@
 
 #define ATMOSPHERE_SUPPORTED_HOS_VERSION_MAJOR 10
 #define ATMOSPHERE_SUPPORTED_HOS_VERSION_MINOR 0
-#define ATMOSPHERE_SUPPORTED_HOS_VERSION_MICRO 1
+#define ATMOSPHERE_SUPPORTED_HOS_VERSION_MICRO 3
diff --git a/libraries/libvapours/include/vapours/ams/ams_target_firmware.h b/libraries/libvapours/include/vapours/ams/ams_target_firmware.h
index 1d51bbe61..75ab4cedc 100644
--- a/libraries/libvapours/include/vapours/ams/ams_target_firmware.h
+++ b/libraries/libvapours/include/vapours/ams/ams_target_firmware.h
@@ -51,8 +51,9 @@
 #define ATMOSPHERE_TARGET_FIRMWARE_10_0_0 ATMOSPHERE_TARGET_FIRMWARE(10,  0,  0)
 #define ATMOSPHERE_TARGET_FIRMWARE_10_0_1 ATMOSPHERE_TARGET_FIRMWARE(10,  0,  1)
 #define ATMOSPHERE_TARGET_FIRMWARE_10_0_2 ATMOSPHERE_TARGET_FIRMWARE(10,  0,  2)
+#define ATMOSPHERE_TARGET_FIRMWARE_10_0_3 ATMOSPHERE_TARGET_FIRMWARE(10,  0,  3)
 
-#define ATMOSPHERE_TARGET_FIRMWARE_CURRENT ATMOSPHERE_TARGET_FIRMWARE_10_0_2
+#define ATMOSPHERE_TARGET_FIRMWARE_CURRENT ATMOSPHERE_TARGET_FIRMWARE_10_0_3
 
 #define ATMOSPHERE_TARGET_FIRMWARE_MIN ATMOSPHERE_TARGET_FIRMWARE(0, 0, 0)
 #define ATMOSPHERE_TARGET_FIRMWARE_MAX ATMOSPHERE_TARGET_FIRMWARE_CURRENT
@@ -96,6 +97,7 @@ namespace ams {
         TargetFirmware_10_0_0  = ATMOSPHERE_TARGET_FIRMWARE_10_0_0,
         TargetFirmware_10_0_1  = ATMOSPHERE_TARGET_FIRMWARE_10_0_1,
         TargetFirmware_10_0_2  = ATMOSPHERE_TARGET_FIRMWARE_10_0_2,
+        TargetFirmware_10_0_3  = ATMOSPHERE_TARGET_FIRMWARE_10_0_3,
 
         TargetFirmware_Current = ATMOSPHERE_TARGET_FIRMWARE_CURRENT,