diff --git a/src/Init/Control/Except.lean b/src/Init/Control/Except.lean
index 5175005772..14311dc3d3 100644
--- a/src/Init/Control/Except.lean
+++ b/src/Init/Control/Except.lean
@@ -136,9 +136,6 @@ class MonadExceptOf (ε : Type u) (m : Type v → Type w) :=
 abbrev throwThe (ε : Type u) {m : Type v → Type w} [MonadExceptOf ε m] {α : Type v} (e : ε) : m α :=
 MonadExceptOf.throw e
 
-abbrev catchThe (ε : Type u) {m : Type v → Type w} [MonadExceptOf ε m] {α : Type v} (x : m α) (handle : ε → m α) : m α :=
-MonadExceptOf.tryCatch x handle
-
 abbrev tryCatchThe (ε : Type u) {m : Type v → Type w} [MonadExceptOf ε m] {α : Type v} (x : m α) (handle : ε → m α) : m α :=
 MonadExceptOf.tryCatch x handle
 
@@ -161,9 +158,6 @@ class MonadExcept (ε : outParam (Type u)) (m : Type v → Type w) :=
 
 export MonadExcept (throw tryCatch)
 
-abbrev MonadExcept.«catch» {ε : Type u} {m : Type v → Type w} [MonadExcept ε m] {α : Type v} (x : m α) (handle : ε → m α) : m α :=
-MonadExcept.tryCatch x handle
-
 instance MonadExceptOf.isMonadExcept (ε : outParam (Type u)) (m : Type v → Type w) [MonadExceptOf ε m] : MonadExcept ε m :=
 { throw := fun _ e        => throwThe ε e,
   tryCatch := fun _ x handle => tryCatchThe ε x handle }