diff --git a/src/add-ons/kernel/file_systems/nfs4/InodeRegular.cpp b/src/add-ons/kernel/file_systems/nfs4/InodeRegular.cpp
index a343f7c60d..d591fddda2 100644
--- a/src/add-ons/kernel/file_systems/nfs4/InodeRegular.cpp
+++ b/src/add-ons/kernel/file_systems/nfs4/InodeRegular.cpp
@@ -419,7 +419,7 @@ Inode::Write(OpenFileCookie* cookie, off_t pos, const void* _buffer,
 	if ((cookie->fMode & O_APPEND) != 0)
 		pos = fMaxFileSize;
 
-	uint64 fileSize = max_c((off_t)fMaxFileSize, pos + *_length);
+	uint64 fileSize = pos + *_length;
 	if (fileSize > fMaxFileSize) {
 		status_t result = file_cache_set_size(fFileCache, fileSize);
 		if (result != B_OK)
diff --git a/src/add-ons/kernel/file_systems/nfs4/MetadataCache.cpp b/src/add-ons/kernel/file_systems/nfs4/MetadataCache.cpp
index 570f6da44b..643fb4659b 100644
--- a/src/add-ons/kernel/file_systems/nfs4/MetadataCache.cpp
+++ b/src/add-ons/kernel/file_systems/nfs4/MetadataCache.cpp
@@ -75,7 +75,7 @@ void
 MetadataCache::GrowFile(size_t newSize)
 {
 	MutexLocker _(fLock);
-	fStatCache.st_size = max_c(newSize, fStatCache.st_size);
+	fStatCache.st_size = max_c((off_t)newSize, fStatCache.st_size);
 }