1 files changed, 5 insertions, 2 deletions
diff --git a/src/main/scala/chisel3/util/Math.scala b/src/main/scala/chisel3/util/Math.scala
index cf75e756..3884ea21 100644
--- a/src/main/scala/chisel3/util/Math.scala
+++ b/src/main/scala/chisel3/util/Math.scala
@@ -6,10 +6,12 @@
 package chisel3.util
 
 import chisel3._
+import chisel3.internal.chiselRuntimeDeprecated
 
 /** Compute the log2 rounded up with min value of 1 */
-@deprecated("Use log2Ceil instead", "chisel3")
 object log2Up {
+  @chiselRuntimeDeprecated
+  @deprecated("Use log2Ceil instead", "chisel3")
   def apply(in: BigInt): Int = Chisel.log2Up(in)
 }
 
@@ -23,8 +25,9 @@ object log2Ceil {
 }
 
 /** Compute the log2 rounded down with min value of 1 */
-@deprecated("Use log2Floor instead", "chisel3")
 object log2Down {
+  @chiselRuntimeDeprecated
+  @deprecated("Use log2Floor instead", "chisel3")
   def apply(in: BigInt): Int = Chisel.log2Down(in)
 }