1 files changed, 1 insertions, 0 deletions
diff --git a/numeric.c b/numeric.c
index 722a6b8640..d1a1932b69 100644
--- a/numeric.c
+++ b/numeric.c
@@ -620,6 +620,7 @@ rb_float_new_in_heap(double d)
     NEWOBJ_OF(flt, struct RFloat, rb_cFloat, T_FLOAT);
 
     flt->float_value = d;
+    OBJ_FREEZE(flt);
     return (VALUE)flt;
 }