diff --git a/README.md b/README.md
index 87c3d664b8928087705af89a5defa614af4bbb8e..007d39ca734f6dfdf8d08569535d06854e2e25e2 100644
--- a/README.md
+++ b/README.md
@@ -249,6 +249,9 @@ time.
   * `USE_SYSTEM_xxx` (default `OFF`): If selected, the `xxx` project from the
     build environment is used instead of building it within the superbuild.
     Not all projects support system copies (the flag is not available if so).
+  * `SUPERBUILD_DEBUG_CONFIGURE_STEPS` (default `OFF`): If set, the superbuild
+    will log configure steps for each `xxx` project into
+    `superbuild/xxx/stamp/xxx-configure-*.log` files.
 
 The following flags affect ParaView directly:
 
diff --git a/superbuild b/superbuild
index 13b1f13d332ac916560084df9743d2dc547775ef..adc5ab1a8cba4e2c29341fb095735f3c23e31e82 160000
--- a/superbuild
+++ b/superbuild
@@ -1 +1 @@
-Subproject commit 13b1f13d332ac916560084df9743d2dc547775ef
+Subproject commit adc5ab1a8cba4e2c29341fb095735f3c23e31e82