1 files changed, 1 insertions, 1 deletions

diff --git a/src/lj_tab.c b/src/lj_tab.c
index 427b6118..fc44fdb4 100644
--- a/src/lj_tab.c
+++ b/src/lj_tab.c
@@ -22,7 +22,7 @@
 /* String hashes are precomputed when they are interned. */
 #define hashstr(t, s)           hashmask(t, (s)->hash)
 
-#define hashnum(t, o)           hashrot(t, (o)->u32.lo, (o)->u32.hi&0x7fffffff)
+#define hashnum(t, o)           hashrot(t, (o)->u32.lo, ((o)->u32.hi << 1))
 #define hashgcref(t, r)         hashrot(t, gcrefu(r), gcrefu(r)-0x04c11db7)
 
 /* Scramble the bits of numbers and pointers. */