2 files changed, 2 insertions, 2 deletions

diff --git a/otafault/ota_io.cpp b/otafault/ota_io.cpp
index f5b01136f..3a89bb5dd 100644
--- a/otafault/ota_io.cpp
+++ b/otafault/ota_io.cpp
@@ -89,7 +89,7 @@ static int __ota_fclose(FILE* fh) {
     return fclose(fh);
 }
 
-void OtaFcloser::operator()(FILE* f) {
+void OtaFcloser::operator()(FILE* f) const {
     __ota_fclose(f);
 };
 
diff --git a/otafault/ota_io.h b/otafault/ota_io.h
index 395b4230e..9428f1b1f 100644
--- a/otafault/ota_io.h
+++ b/otafault/ota_io.h
@@ -59,7 +59,7 @@ using unique_fd = android::base::unique_fd_impl<OtaCloser>;
 int ota_close(unique_fd& fd);
 
 struct OtaFcloser {
-  void operator()(FILE*);
+  void operator()(FILE*) const;
 };
 
 using unique_file = std::unique_ptr<FILE, OtaFcloser>;