From d8945e84644405e247ad99e63d257356bce26383 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Tue, 2 Aug 2016 15:03:35 -0700
Subject: [PATCH] Fix Z_HEAD index for COREYZ

---
 Marlin/enum.h      | 2 +-
 Marlin/planner.cpp | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Marlin/enum.h b/Marlin/enum.h
index cbdfd4a417..a51d208aee 100644
--- a/Marlin/enum.h
+++ b/Marlin/enum.h
@@ -42,7 +42,7 @@ enum AxisEnum {
   E_AXIS  = 3,
   X_HEAD  = 4,
   Y_HEAD  = 5,
-  Z_HEAD  = 5
+  Z_HEAD  = 6
 };
 
 #define LOOP_XYZ(VAR)  for (uint8_t VAR=X_AXIS; VAR<=Z_AXIS; VAR++)
diff --git a/Marlin/planner.cpp b/Marlin/planner.cpp
index d786824e19..f738d56c40 100644
--- a/Marlin/planner.cpp
+++ b/Marlin/planner.cpp
@@ -782,7 +782,7 @@ void Planner::check_axes_activity() {
    * Having the real displacement of the head, we can calculate the total movement length and apply the desired speed.
    */
   #if ENABLED(COREXY) || ENABLED(COREXZ) || ENABLED(COREYZ)
-    float delta_mm[6];
+    float delta_mm[7];
     #if ENABLED(COREXY)
       delta_mm[X_HEAD] = dx * steps_to_mm[A_AXIS];
       delta_mm[Y_HEAD] = dy * steps_to_mm[B_AXIS];