2 files changed, 3 insertions, 3 deletions
diff --git a/ext/dl/mkcallback.rb b/ext/dl/mkcallback.rb
index 8526353bf3..21fb177f8b 100644
--- a/ext/dl/mkcallback.rb
+++ b/ext/dl/mkcallback.rb
@@ -70,12 +70,12 @@ DLTYPE = {
   FLOAT => {
     :name => 'float',
     :type => 'float',
-    :conv => 'RFLOAT(%s)->value',
+    :conv => 'RFLOAT_VALUE(%s)',
   },
   DOUBLE => {
     :name => 'double',
     :type => 'double',
-    :conv => 'RFLOAT(%s)->value',
+    :conv => 'RFLOAT_VALUE(%s)',
   },
   VOIDP => {
     :name => 'ptr',
diff --git a/ext/json/ext/generator/generator.c b/ext/json/ext/generator/generator.c
index 616832c992..d030a72326 100644
--- a/ext/json/ext/generator/generator.c
+++ b/ext/json/ext/generator/generator.c
@@ -275,7 +275,7 @@ static VALUE mFloat_to_json(int argc, VALUE *argv, VALUE self)
 {
     JSON_Generator_State *state = NULL;
     VALUE Vstate, rest, tmp;
-    double value = RFLOAT(self)->value;
+    double value = RFLOAT_VALUE(self);
     rb_scan_args(argc, argv, "01*", &Vstate, &rest);
     if (!NIL_P(Vstate)) Data_Get_Struct(Vstate, JSON_Generator_State, state);
     if (isinf(value)) {