diff --git a/base/indices.jl b/base/indices.jl
index 800280c90f57e..dce053872bd1a 100644
--- a/base/indices.jl
+++ b/base/indices.jl
@@ -355,7 +355,7 @@ julia> extrema(b)
 
     LinearIndices(inds::CartesianIndices) -> R
     LinearIndices(sz::Dims) -> R
-    LinearIndices(istart:istop, jstart:jstop, ...) -> R
+    LinearIndices((istart:istop, jstart:jstop, ...)) -> R
 
 Return a `LinearIndices` array with the specified shape or [`axes`](@ref).
 
diff --git a/base/multidimensional.jl b/base/multidimensional.jl
index 4677e8649a680..1a78b84c1e6a3 100644
--- a/base/multidimensional.jl
+++ b/base/multidimensional.jl
@@ -156,7 +156,7 @@ module IteratorsMD
     # Iteration
     """
         CartesianIndices(sz::Dims) -> R
-        CartesianIndices(istart:istop, jstart:jstop, ...) -> R
+        CartesianIndices((istart:istop, jstart:jstop, ...)) -> R
 
     Define a region `R` spanning a multidimensional rectangular range
     of integer indices. These are most commonly encountered in the