diff --git a/man2/mmap.2 b/man2/mmap.2
index 0f2f27757..9ee950d72 100644
--- a/man2/mmap.2
+++ b/man2/mmap.2
@@ -801,6 +801,9 @@ main(int argc, char *argv[])
         exit(EXIT_FAILURE);
     }
 
+    munmap(addr, length + offset \- pa_offset);
+    close(fd);
+
     exit(EXIT_SUCCESS);
 }
 .fi