diff --git a/src/file.cc b/src/file.cc
index 1bcbd756..c1f5bb26 100644
--- a/src/file.cc
+++ b/src/file.cc
@@ -12,6 +12,7 @@
 
 #include <cerrno>
 #include <cstdlib>
+#include <cstdio>
 #include <cstring>
 #include <dirent.h>
 #include <fcntl.h>
diff --git a/src/highlighters.cc b/src/highlighters.cc
index bb617986..bc4acf6b 100644
--- a/src/highlighters.cc
+++ b/src/highlighters.cc
@@ -19,6 +19,8 @@
 #include "utf8_iterator.hh"
 #include "window.hh"
 
+#include <cstdio>
+
 namespace Kakoune
 {
 
diff --git a/src/json_ui.cc b/src/json_ui.cc
index be7c5a73..b8acd6ad 100644
--- a/src/json_ui.cc
+++ b/src/json_ui.cc
@@ -10,6 +10,7 @@
 #include "unit_tests.hh"
 #include "value.hh"
 
+#include <cstdio>
 #include <utility>
 
 #include <unistd.h>
diff --git a/src/regex_impl.cc b/src/regex_impl.cc
index f17e5984..02db75a0 100644
--- a/src/regex_impl.cc
+++ b/src/regex_impl.cc
@@ -10,6 +10,7 @@
 #include "vector.hh"
 #include "utils.hh"
 
+#include <cstdio>
 #include <cstring>
 
 namespace Kakoune
diff --git a/src/remote.cc b/src/remote.cc
index f4123c81..83fc8adc 100644
--- a/src/remote.cc
+++ b/src/remote.cc
@@ -16,6 +16,7 @@
 #include <sys/un.h>
 #include <sys/wait.h>
 #include <unistd.h>
+#include <stdio.h>
 #include <string.h>
 #include <pwd.h>
 #include <fcntl.h>
diff --git a/src/string_utils.cc b/src/string_utils.cc
index e478fd96..3073a870 100644
--- a/src/string_utils.cc
+++ b/src/string_utils.cc
@@ -4,6 +4,8 @@
 #include "utf8_iterator.hh"
 #include "unit_tests.hh"
 
+#include <cstdio>
+
 namespace Kakoune
 {