Avoid log2Up in tests

1 files changed, 2 insertions, 2 deletions

diff --git a/src/test/scala/chiselTests/BlackBox.scala b/src/test/scala/chiselTests/BlackBox.scala
index 21153962..164c7b6f 100644
--- a/src/test/scala/chiselTests/BlackBox.scala
+++ b/src/test/scala/chiselTests/BlackBox.scala
@@ -86,10 +86,10 @@ class BlackBoxWithClockTester extends BasicTester {
 }
 
 class BlackBoxConstant(value: Int) extends BlackBox(
-    Map("VALUE" -> value, "WIDTH" -> log2Up(value + 1))) {
+    Map("VALUE" -> value, "WIDTH" -> log2Ceil(value + 1))) {
   require(value >= 0, "value must be a UInt!")
   val io = IO(new Bundle {
-    val out = UInt(log2Up(value + 1).W).asOutput
+    val out = UInt(log2Ceil(value + 1).W).asOutput
   })
 }