4 files changed, 4 insertions, 0 deletions
diff --git a/src/os/event.c b/src/os/event.c
index 943af8c24e..fe06ff4581 100644
--- a/src/os/event.c
+++ b/src/os/event.c
@@ -8,6 +8,7 @@
 #include "os/input.h"
 #include "os/signal.h"
 #include "vim.h"
+#include "memory.h"
 #include "misc2.h"
 
 typedef struct EventNode {
diff --git a/src/os/fs.c b/src/os/fs.c
index c97a38f1c7..44156f0dde 100644
--- a/src/os/fs.c
+++ b/src/os/fs.c
@@ -1,6 +1,7 @@
 // fs.c -- filesystem access
 
 #include "os/os.h"
+#include "memory.h"
 #include "message.h"
 #include "misc1.h"
 #include "misc2.h"
diff --git a/src/os/shell.c b/src/os/shell.c
index 47a9b61bba..4c341a799e 100644
--- a/src/os/shell.c
+++ b/src/os/shell.c
@@ -5,6 +5,7 @@
 #include "types.h"
 #include "vim.h"
 #include "ascii.h"
+#include "memory.h"
 #include "misc2.h"
 #include "option_defs.h"
 #include "charset.h"
diff --git a/src/os/signal.c b/src/os/signal.c
index 9c75377062..4b14090c56 100644
--- a/src/os/signal.c
+++ b/src/os/signal.c
@@ -8,6 +8,7 @@
 #include "memline.h"
 #include "eval.h"
 #include "term.h"
+#include "memory.h"
 #include "misc1.h"
 #include "misc2.h"
 #include "os/event.h"