--- a/rixc.c
+++ b/rixc.c
@@ -1563,7 +1563,7 @@
 Object *objectfloat(float f)
 {
     compilerDebugPrintf("objectfloat(%f)\n", f);
-    char buffer[128];
+    char buffer[BUFFLEN];
     snprintf(buffer, BUFFLEN, "%f", f);
     Object *result = CreateObject(0, 0, 0, Expression, "float");
     addCode(result, buffer);