diff --git a/src/elementdata.c b/src/elementdata.c
index 6cf8096b8..797da7536 100644
--- a/src/elementdata.c
+++ b/src/elementdata.c
@@ -234,7 +234,7 @@ part_transition ptransitions[PT_NUM] =
 	/* CNCT */ {IPL,	NT,			IPH,	NT,			ITL,	NT,			1123.0f,PT_LAVA},
 	/* DSTW */ {IPL,	NT,			IPH,	NT,			273.15f,PT_ICEI,	373.0f,	PT_WTRV},
 	/* SALT */ {IPL,	NT,			IPH,	NT,			ITL,	NT,			1173.0f,PT_LAVA},
-	/* SLTW */ {IPL,	NT,			IPH,	NT,			233.0f,	PT_ICEI,	483.0f,	ST},
+	/* SLTW */ {IPL,	NT,			IPH,	NT,			233.0f,	PT_ICEI,	383.0f,	ST},
 	/* DMND */ {IPL,	NT,			IPH,	NT,			ITL,	NT,			ITH,	NT},
 	/* BMTL */ {IPL,	NT,			1.0f,	ST,			ITL,	NT,			1273.0f,PT_LAVA},
 	/* BRMT */ {IPL,	NT,			IPH,	NT,			ITL,	NT,			1273.0f,PT_LAVA},