1 files changed, 3 insertions, 2 deletions

diff --git a/src/lib_math.c b/src/lib_math.c
index 917b5e7b..599f948e 100644
--- a/src/lib_math.c
+++ b/src/lib_math.c
@@ -14,6 +14,7 @@
 
 #include "lj_obj.h"
 #include "lj_lib.h"
+#include "lj_vm.h"
 
 /* ------------------------------------------------------------------------ */
 
@@ -162,7 +163,7 @@ LJLIB_CF(math_random)		LJLIB_REC(.)
     double r1 = lj_lib_checknum(L, 1);
 #endif
     if (n == 1) {
-      d = floor(d*r1) + 1.0;  /* d is an int in range [1, r1] */
+      d = lj_vm_floor(d*r1) + 1.0;  /* d is an int in range [1, r1] */
     } else {
 #if LJ_DUALNUM
       double r2;
@@ -176,7 +177,7 @@ LJLIB_CF(math_random)		LJLIB_REC(.)
 #else
       double r2 = lj_lib_checknum(L, 2);
 #endif
-      d = floor(d*(r2-r1+1.0)) + r1;  /* d is an int in range [r1, r2] */
+      d = lj_vm_floor(d*(r2-r1+1.0)) + r1;  /* d is an int in range [r1, r2] */
     }
 #if LJ_DUALNUM
     if (isint) {