diff --git a/code/asm/snapvector.c b/code/asm/snapvector.c
index f0f62466..44e81f58 100644
--- a/code/asm/snapvector.c
+++ b/code/asm/snapvector.c
@@ -55,8 +55,8 @@ void qsnapvectorsse(vec3_t vec)
 
 #define QROUNDX87(src) \
 	"flds " src "\n" \
-	"fistps " src "\n" \
-	"filds " src "\n" \
+	"fistpl " src "\n" \
+	"fildl " src "\n" \
 	"fstps " src "\n"	
 
 void qsnapvectorx87(vec3_t vec)