diff --git a/src/base/files/file_util_linux.cc b/src/base/files/file_util_linux.cc
index 66da9b8fd3..0e5c5a4889 100644
--- a/src/base/files/file_util_linux.cc
+++ b/src/base/files/file_util_linux.cc
@@ -23,7 +23,7 @@ bool GetFileSystemType(const FilePath& path, FileSystemType* type) {
 
   // Not all possible |statfs_buf.f_type| values are in linux/magic.h.
   // Missing values are copied from the statfs man page.
-  switch (statfs_buf.f_type) {
+  switch (static_cast<int>(statfs_buf.f_type)) {
     case 0:
       *type = FILE_SYSTEM_0;
       break;
diff --git a/src/base/system/sys_info_posix.cc b/src/base/system/sys_info_posix.cc
index 6e407535ea..ea3fa736bc 100644
--- a/src/base/system/sys_info_posix.cc
+++ b/src/base/system/sys_info_posix.cc
@@ -67,7 +67,7 @@ bool IsStatsZeroIfUnlimited(const base::FilePath& path) {
   if (HANDLE_EINTR(statfs(path.value().c_str(), &stats)) != 0)
     return false;
 
-  switch (stats.f_type) {
+  switch (static_cast<int>(stats.f_type)) {
     case TMPFS_MAGIC:
     case static_cast<int>(HUGETLBFS_MAGIC):
     case static_cast<int>(RAMFS_MAGIC):