1 files changed, 17 insertions, 17 deletions
diff --git a/testsuite/tests/deriving/should_fail/drvfail009.stderr b/testsuite/tests/deriving/should_fail/drvfail009.stderr
index 9c5f9ff0da..c5e8977bc5 100644
--- a/testsuite/tests/deriving/should_fail/drvfail009.stderr
+++ b/testsuite/tests/deriving/should_fail/drvfail009.stderr
@@ -1,21 +1,21 @@
 
-drvfail009.hs:10:31: error:
-    ‘C’ is not a unary constraint, as expected by a deriving clause
-    In the newtype declaration for ‘T1’
+drvfail009.hs:10:31: error: [GHC-73993]
+    • ‘C’ is not a unary constraint, as expected by a deriving clause
+    • In the newtype declaration for ‘T1’
 
-drvfail009.hs:13:31: error:
-    Cannot derive well-kinded instance of form ‘Monad (T2 ...)’
-      Class ‘Monad’ expects an argument of kind ‘* -> *’
-    In the newtype declaration for ‘T2’
+drvfail009.hs:13:31: error: [GHC-62016]
+    • Cannot derive well-kinded instance of form ‘Monad (T2 ...)’
+        Class ‘Monad’ expects an argument of kind ‘* -> *’
+    • In the newtype declaration for ‘T2’
 
-drvfail009.hs:16:33: error:
-    Can't make a derived instance of ‘Monad T3’
-      (even with cunning GeneralizedNewtypeDeriving):
-      cannot eta-reduce the representation type enough
-    In the newtype declaration for ‘T3’
+drvfail009.hs:16:33: error: [GHC-26557]
+    • Can't make a derived instance of ‘Monad T3’
+        (even with cunning GeneralizedNewtypeDeriving):
+        cannot eta-reduce the representation type enough
+    • In the newtype declaration for ‘T3’
 
-drvfail009.hs:19:42: error:
-    Can't make a derived instance of ‘Monad T4’
-      (even with cunning GeneralizedNewtypeDeriving):
-      cannot eta-reduce the representation type enough
-    In the newtype declaration for ‘T4’
+drvfail009.hs:19:42: error: [GHC-26557]
+    • Can't make a derived instance of ‘Monad T4’
+        (even with cunning GeneralizedNewtypeDeriving):
+        cannot eta-reduce the representation type enough
+    • In the newtype declaration for ‘T4’