diff --git a/build.sc b/build.sc
index c96eb0c6..c2746ac8 100644
--- a/build.sc
+++ b/build.sc
@@ -3,8 +3,8 @@ import coursier.maven.MavenRepository
 
 object ivys {
   val scala = "2.13.14"
-  val chisel = ivy"org.chipsalliance::chisel:6.5.0"
-  val chiselPlugin = ivy"org.chipsalliance:::chisel-plugin:6.5.0"
+  val chisel = ivy"org.chipsalliance::chisel:6.7.0"
+  val chiselPlugin = ivy"org.chipsalliance:::chisel-plugin:6.7.0"
 }
 
 trait CommonModule extends ScalaModule {
diff --git a/difftest b/difftest
index 4ee1078f..826fe991 160000
--- a/difftest
+++ b/difftest
@@ -1 +1 @@
-Subproject commit 4ee1078f03c25ffe317d654a16cc814c7573151d
+Subproject commit 826fe99144a2abe97905177e86a20b5c445955ad