diff --git a/src/formats/file_signature.cc b/src/formats/file_signature.cc
index a888864..ed4f1e1 100644
--- a/src/formats/file_signature.cc
+++ b/src/formats/file_signature.cc
@@ -20,6 +20,7 @@ this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #include "formats/file_signature.h"
 
+#include <array>
 #include <memory>
 
 namespace maconv {
diff --git a/src/fs/file.h b/src/fs/file.h
index 2a81389..ef8dd0b 100644
--- a/src/fs/file.h
+++ b/src/fs/file.h
@@ -20,6 +20,7 @@ this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #pragma once
 
+#include <string>
 #include <memory>
 #include <vector>
 #include <time.h>
diff --git a/src/fs/file_writer.h b/src/fs/file_writer.h
index c9efd4b..2838104 100644
--- a/src/fs/file_writer.h
+++ b/src/fs/file_writer.h
@@ -20,6 +20,7 @@ this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #pragma once
 
+#include <cstdint>
 #include <ostream>
 #include <string>