diff --git a/elaborator/src/t1emu/Testbench.scala b/elaborator/src/t1emu/Testbench.scala
index 969c274fb..8ef0cf01f 100644
--- a/elaborator/src/t1emu/Testbench.scala
+++ b/elaborator/src/t1emu/Testbench.scala
@@ -47,7 +47,6 @@ object Testbench extends SerializableModuleElaborator {
         vlen.toInt
       }.get
 
-      if (zvbb) require(vfuInstantiateParameter == "zvbb")
       T1Parameter(
         dLen,
         extensions,
diff --git a/elaborator/src/t1rocket/T1RocketTile.scala b/elaborator/src/t1rocket/T1RocketTile.scala
index 325170d40..fb7032dcc 100644
--- a/elaborator/src/t1rocket/T1RocketTile.scala
+++ b/elaborator/src/t1rocket/T1RocketTile.scala
@@ -87,7 +87,7 @@ object T1RocketTile extends SerializableModuleElaborator {
       }.get
       val fp   = instructionSets.contains("zve32f")
       val zvbb = instructionSets.contains("zvbb")
-      if (zvbb) require(vfuInstantiateParameter == "zvbb")
+
       T1RocketTileParameter(
         instructionSets: Seq[String],
         cacheBlockBytes: Int,
diff --git a/elaborator/src/t1rocketemu/Testbench.scala b/elaborator/src/t1rocketemu/Testbench.scala
index e95db7b68..45371867c 100644
--- a/elaborator/src/t1rocketemu/Testbench.scala
+++ b/elaborator/src/t1rocketemu/Testbench.scala
@@ -88,7 +88,7 @@ object T1RocketTile extends SerializableModuleElaborator {
       }.get
       val fp   = instructionSets.contains("zve32f")
       val zvbb = instructionSets.contains("zvbb")
-      if (zvbb) require(vfuInstantiateParameter == "zvbb")
+
       T1RocketTileParameter(
         instructionSets: Seq[String],
         cacheBlockBytes: Int,