diff --git a/include/wums/hooks.h b/include/wums/hooks.h
index 0179b0e..77a1ef0 100644
--- a/include/wums/hooks.h
+++ b/include/wums/hooks.h
@@ -58,6 +58,8 @@ typedef enum wums_hook_type_t {
     WUMS_HOOK_APPLICATION_ENDS,
     WUMS_HOOK_RELOCATIONS_DONE,
     WUMS_HOOK_APPLICATION_REQUESTS_EXIT,
+    // Introduced in 0.3.2
+    WUMS_HOOK_DEINIT
 } wums_hook_type_t;
 
 typedef struct wums_hook_t {
@@ -78,6 +80,11 @@ typedef struct wums_relocs_done_args_t {
     WUMS_HOOK_EX(WUMS_HOOK_INIT, __wums__init); \
     void __wums__init(wums_app_init_args_t myargs)
 
+#define WUMS_DEINITIALIZE()                         \
+    void __wums__deinit();                          \
+    WUMS_HOOK_EX(WUMS_HOOK_DEINIT, __wums__deinit); \
+    void __wums__deinit()
+
 #define WUMS_APPLICATION_STARTS()                             \
     void __wums_start(void);                                  \
     WUMS_HOOK_EX(WUMS_HOOK_APPLICATION_STARTS, __wums_start); \