diff --git a/config/examples/Wanhao/Duplicator 9/MK1/500/Configuration.h b/config/examples/Wanhao/Duplicator 9/MK1/500/Configuration.h
index b78cf9d124..6135c110af 100644
--- a/config/examples/Wanhao/Duplicator 9/MK1/500/Configuration.h	
+++ b/config/examples/Wanhao/Duplicator 9/MK1/500/Configuration.h	
@@ -1912,7 +1912,7 @@
 #define Z_MIN_POS 0
 #define X_MAX_POS X_BED_SIZE
 #define Y_MAX_POS Y_BED_SIZE
-#define Z_MAX_POS 400
+#define Z_MAX_POS 500
 //#define I_MIN_POS 0
 //#define I_MAX_POS 50
 //#define J_MIN_POS 0
diff --git a/config/examples/Wanhao/Duplicator 9/MK1u2/500/Configuration.h b/config/examples/Wanhao/Duplicator 9/MK1u2/500/Configuration.h
index 7e728209ad..3eb3933c37 100644
--- a/config/examples/Wanhao/Duplicator 9/MK1u2/500/Configuration.h	
+++ b/config/examples/Wanhao/Duplicator 9/MK1u2/500/Configuration.h	
@@ -1912,7 +1912,7 @@
 #define Z_MIN_POS 0
 #define X_MAX_POS X_BED_SIZE
 #define Y_MAX_POS Y_BED_SIZE
-#define Z_MAX_POS 400
+#define Z_MAX_POS 500
 //#define I_MIN_POS 0
 //#define I_MAX_POS 50
 //#define J_MIN_POS 0
diff --git a/config/examples/Wanhao/Duplicator 9/MK2/500/Configuration.h b/config/examples/Wanhao/Duplicator 9/MK2/500/Configuration.h
index 995bd3a152..5e9c4eaed7 100644
--- a/config/examples/Wanhao/Duplicator 9/MK2/500/Configuration.h	
+++ b/config/examples/Wanhao/Duplicator 9/MK2/500/Configuration.h	
@@ -1912,7 +1912,7 @@
 #define Z_MIN_POS 0
 #define X_MAX_POS X_BED_SIZE
 #define Y_MAX_POS Y_BED_SIZE
-#define Z_MAX_POS 400
+#define Z_MAX_POS 500
 //#define I_MIN_POS 0
 //#define I_MAX_POS 50
 //#define J_MIN_POS 0
diff --git a/config/examples/Wanhao/Duplicator 9/MK3/500/Configuration.h b/config/examples/Wanhao/Duplicator 9/MK3/500/Configuration.h
index 1658c4c23e..ebc68f3fcb 100644
--- a/config/examples/Wanhao/Duplicator 9/MK3/500/Configuration.h	
+++ b/config/examples/Wanhao/Duplicator 9/MK3/500/Configuration.h	
@@ -1912,7 +1912,7 @@
 #define Z_MIN_POS 0
 #define X_MAX_POS X_BED_SIZE
 #define Y_MAX_POS Y_BED_SIZE
-#define Z_MAX_POS 400
+#define Z_MAX_POS 500
 //#define I_MIN_POS 0
 //#define I_MAX_POS 50
 //#define J_MIN_POS 0