diff --git a/src/main.h b/src/main.h
index 864bf22924..ed433f841d 100755
--- a/src/main.h
+++ b/src/main.h
@@ -100,7 +100,7 @@ inline uint32_t IsV9Enabled(int nHeight)
 {
     return fTestNet
             ? nHeight >=  399000
-            : nHeight >= 2000000;
+            : nHeight >= 1144000;
 }
 
 inline int GetSuperblockAgeSpacing(int nHeight)