diff --git a/patches/nginx-1.7.0-slab_defrag.patch b/patches/nginx-1.7.0-slab_defrag.patch
index 03f95be..6939d49 100644
--- a/patches/nginx-1.7.0-slab_defrag.patch
+++ b/patches/nginx-1.7.0-slab_defrag.patch
@@ -1,6 +1,6 @@
 diff -r 7586e7b2dbe9 src/core/ngx_slab.c
 --- a/src/core/ngx_slab.c	Tue Feb 18 17:30:40 2014 +0400
-+++ b/src/core/ngx_slab.c	Tue May 06 12:32:22 2014 -0700
++++ b/src/core/ngx_slab.c	Tue May 06 14:00:13 2014 -0700
 @@ -118,6 +118,7 @@
      pool->pages->slab = pages;
      pool->pages->next = &pool->free;
@@ -34,11 +34,11 @@ diff -r 7586e7b2dbe9 src/core/ngx_slab.c
  
      page->slab = pages--;
  
-@@ -682,6 +685,52 @@
+@@ -682,6 +685,53 @@
          page->next->prev = page->prev;
      }
  
-+    /* try to merge the following free slab (if any) */
++    /* try to merge the following free block (if any) */
 +
 +    p = &page[page->slab];
 +    if ((u_char *) p < pool->start
@@ -48,7 +48,7 @@ diff -r 7586e7b2dbe9 src/core/ngx_slab.c
 +    {
 +        page->slab += p->slab;
 +
-+        /* remove the following slab from the free list */
++        /* remove the following block from the free list */
 +
 +        prev = (ngx_slab_page_t *) p->prev;
 +        prev->next = p->next;
@@ -56,14 +56,15 @@ diff -r 7586e7b2dbe9 src/core/ngx_slab.c
 +
 +        ngx_memzero(p, sizeof(ngx_slab_page_t));
 +
-+        /* adjust prev_slab in the new following slab accordingly */
++        /* adjust prev_slab in the new following block accordingly */
++
 +        if ((u_char *) (p + p->slab) < pool->start) {
 +            p[p->slab].prev_slab = page->slab;
 +        }
 +    }
 +
 +    if (page->prev_slab) {
-+        /* try to merge the preceding free slab (if any) */
++        /* try to merge the preceding free block (if any) */
 +
 +        p = page - page->prev_slab;
 +        if (!(p->slab & NGX_SLAB_PAGE_START)
@@ -71,14 +72,14 @@ diff -r 7586e7b2dbe9 src/core/ngx_slab.c
 +            && (p->prev & NGX_SLAB_PAGE_MASK) == NGX_SLAB_PAGE)
 +        {
 +            p->slab += page->slab;
++            ngx_memzero(page, sizeof(ngx_slab_page_t));
++
++            /* adjust prev_slab in the following block accordingly */
 +
-+            /* adjust prev_slab in the new following slab accordingly */
 +            if ((u_char *) (p + p->slab) < pool->start) {
 +                p[p->slab].prev_slab = p->slab;
 +            }
 +
-+            ngx_memzero(page, sizeof(ngx_slab_page_t));
-+
 +            /* skip adding "page" to the free list */
 +            return;
 +        }
@@ -89,7 +90,7 @@ diff -r 7586e7b2dbe9 src/core/ngx_slab.c
  
 diff -r 7586e7b2dbe9 src/core/ngx_slab.h
 --- a/src/core/ngx_slab.h	Tue Feb 18 17:30:40 2014 +0400
-+++ b/src/core/ngx_slab.h	Tue May 06 12:32:22 2014 -0700
++++ b/src/core/ngx_slab.h	Tue May 06 14:00:13 2014 -0700
 @@ -19,6 +19,7 @@
      uintptr_t         slab;
      ngx_slab_page_t  *next;