diff --git a/nx/include/switch/services/fs.h b/nx/include/switch/services/fs.h
index 8ded6d698..d1e22cf0d 100644
--- a/nx/include/switch/services/fs.h
+++ b/nx/include/switch/services/fs.h
@@ -265,6 +265,12 @@ typedef struct {
     u32 value;
 } FsGameCardHandle;
 
+typedef struct {
+    u32 version;
+    u8 pad[0x4];
+    u64 id;
+} FsGameCardUpdatePartitionInfo;
+
 typedef struct {
     u32 aes_ctr_key_type;           ///< Contains bitflags describing how data is AES encrypted.
     u32 speed_emulation_type;       ///< Contains bitflags describing how data is emulated.
@@ -642,6 +648,7 @@ Result fsDeviceOperatorGetAndClearMmcErrorInfo(FsDeviceOperator* d, FsStorageErr
 Result fsDeviceOperatorGetMmcExtendedCsd(FsDeviceOperator* d, void* dst, size_t dst_size, s64 size);
 Result fsDeviceOperatorIsGameCardInserted(FsDeviceOperator* d, bool* out);
 Result fsDeviceOperatorGetGameCardHandle(FsDeviceOperator* d, FsGameCardHandle* out);
+Result fsDeviceOperatorGetGameCardUpdatePartitionInfo(FsDeviceOperator* d, const FsGameCardHandle* handle, FsGameCardUpdatePartitionInfo* out);
 Result fsDeviceOperatorGetGameCardAttribute(FsDeviceOperator* d, const FsGameCardHandle* handle, u8 *out);
 Result fsDeviceOperatorGetGameCardIdSet(FsDeviceOperator* d, void* dst, size_t dst_size, s64 size);
 Result fsDeviceOperatorGetGameCardErrorReportInfo(FsDeviceOperator* d, FsGameCardErrorReportInfo* out);
diff --git a/nx/source/services/fs.c b/nx/source/services/fs.c
index 1545bf8c1..946a5a742 100644
--- a/nx/source/services/fs.c
+++ b/nx/source/services/fs.c
@@ -1218,6 +1218,10 @@ Result fsDeviceOperatorGetGameCardHandle(FsDeviceOperator* d, FsGameCardHandle*
     return _fsObjectDispatchOut(&d->s, 202, *out);
 }
 
+Result fsDeviceOperatorGetGameCardUpdatePartitionInfo(FsDeviceOperator* d, const FsGameCardHandle* handle, FsGameCardUpdatePartitionInfo* out) {
+    return _fsObjectDispatchInOut(&d->s, 203, *handle, *out);
+}
+
 Result fsDeviceOperatorGetGameCardAttribute(FsDeviceOperator* d, const FsGameCardHandle* handle, u8 *out) {
     return _fsObjectDispatchInOut(&d->s, 205, *handle, *out);
 }