diff --git a/include/libc.h b/include/libc.h
index bf96d63..21a52e2 100644
--- a/include/libc.h
+++ b/include/libc.h
@@ -168,6 +168,7 @@ unsigned long strtoul(const char *restrict, char **restrict, int);
 //----------------------------------------------------------------------------//
 
 void   *calloc(size_t, size_t) __attribute__((__malloc__));
+void   *memalign(size_t n, size_t align) __attribute__((__malloc__));
 void   *malloc(size_t) __attribute__((__malloc__));
 void    free(void *);
 
diff --git a/kaleid/libc/mem.c b/kaleid/libc/mem.c
index 7107bd0..46772d2 100644
--- a/kaleid/libc/mem.c
+++ b/kaleid/libc/mem.c
@@ -46,6 +46,21 @@ void *malloc(size_t n)
     return ptr;
 }
 
+void *memalign(size_t n, size_t align)
+{
+    void *ptr;
+    error_t rc;
+
+#ifndef _KALEID_KERNEL
+    rc = KalAllocMemoryEx(&ptr, n, 0, align);
+#else
+    rc = KalAllocMemoryEx(&ptr, n, M_ZEROED, align);
+#endif
+    if (rc > 0) seterrno(rc);
+
+    return ptr;
+}
+
 void *calloc(size_t n, size_t m)
 {
     void *ptr;