diff --git a/src/arb/Complex.jl b/src/arb/Complex.jl
index d232b672f..1ed7f8255 100644
--- a/src/arb/Complex.jl
+++ b/src/arb/Complex.jl
@@ -568,7 +568,7 @@ end
 @doc raw"""
     trim(x::ComplexFieldElem)
 
-Return an `AcbFieldElem` box containing $x$ but which may be more economical,
+Return an `ComplexFieldElem` box containing $x$ but which may be more economical,
 by rounding off insignificant bits from midpoints.
 """
 function trim(x::ComplexFieldElem)
diff --git a/src/arb/Real.jl b/src/arb/Real.jl
index e1b7c2a87..7c9d232e2 100644
--- a/src/arb/Real.jl
+++ b/src/arb/Real.jl
@@ -918,7 +918,7 @@ end
 @doc raw"""
     trim(x::RealFieldElem)
 
-Return an `ArbFieldElem` interval containing $x$ but which may be more economical,
+Return an `RealFieldElem` interval containing $x$ but which may be more economical,
 by rounding off insignificant bits from the midpoint.
 """
 function trim(x::RealFieldElem)