4 files changed, 4 insertions, 2 deletions
diff --git a/compiler/GHC/Iface/Load.hs b/compiler/GHC/Iface/Load.hs
index eac1ba3e9d..cc7a154b2a 100644
--- a/compiler/GHC/Iface/Load.hs
+++ b/compiler/GHC/Iface/Load.hs
@@ -47,7 +47,6 @@ import GHC.Driver.Env
 import GHC.Driver.Errors.Types
 import GHC.Driver.Session
 import GHC.Driver.Backend
-import GHC.Driver.Ppr
 import GHC.Driver.Hooks
 import GHC.Driver.Plugins
 
@@ -67,6 +66,7 @@ import GHC.Utils.Panic
 import GHC.Utils.Panic.Plain
 import GHC.Utils.Constants (debugIsOn)
 import GHC.Utils.Logger
+import GHC.Utils.Trace
 
 import GHC.Settings.Constants
 
diff --git a/compiler/GHC/Iface/Make.hs b/compiler/GHC/Iface/Make.hs
index 4af7ddbf05..7421eac86d 100644
--- a/compiler/GHC/Iface/Make.hs
+++ b/compiler/GHC/Iface/Make.hs
@@ -51,7 +51,6 @@ import GHC.Core.Unify( RoughMatchTc(..) )
 import GHC.Driver.Env
 import GHC.Driver.Backend
 import GHC.Driver.Session
-import GHC.Driver.Ppr
 import GHC.Driver.Plugins (LoadedPlugin(..))
 
 import GHC.Types.Id
@@ -77,6 +76,7 @@ import GHC.Utils.Outputable
 import GHC.Utils.Panic.Plain
 import GHC.Utils.Misc  hiding ( eqListBy )
 import GHC.Utils.Logger
+import GHC.Utils.Trace
 
 import GHC.Data.FastString
 import GHC.Data.Maybe
diff --git a/compiler/GHC/Iface/Recomp.hs b/compiler/GHC/Iface/Recomp.hs
index 7759aea72d..9bfbe218d6 100644
--- a/compiler/GHC/Iface/Recomp.hs
+++ b/compiler/GHC/Iface/Recomp.hs
@@ -42,6 +42,7 @@ import GHC.Utils.Fingerprint
 import GHC.Utils.Exception
 import GHC.Utils.Logger
 import GHC.Utils.Constants (debugIsOn)
+import GHC.Utils.Trace
 
 import GHC.Types.Annotations
 import GHC.Types.Name
diff --git a/compiler/GHC/Iface/Tidy.hs b/compiler/GHC/Iface/Tidy.hs
index 3285fb88e5..2a6f9ecbca 100644
--- a/compiler/GHC/Iface/Tidy.hs
+++ b/compiler/GHC/Iface/Tidy.hs
@@ -47,6 +47,7 @@ import GHC.Iface.Env
 import GHC.Utils.Outputable
 import GHC.Utils.Misc( filterOut )
 import GHC.Utils.Panic
+import GHC.Utils.Trace
 import GHC.Utils.Logger as Logger
 import qualified GHC.Utils.Error as Err