diff --git a/base/namedtuple.jl b/base/namedtuple.jl
index 6bc9ef7ef390f..8c5c463a73626 100644
--- a/base/namedtuple.jl
+++ b/base/namedtuple.jl
@@ -111,7 +111,8 @@ function NamedTuple{names}(nt::NamedTuple) where {names}
         types = Tuple{(fieldtype(nt, idx[n]) for n in 1:length(idx))...}
         Expr(:new, :(NamedTuple{names, $types}), Any[ :(getfield(nt, $(idx[n]))) for n in 1:length(idx) ]...)
     else
-        types = Tuple{(fieldtype(typeof(nt), names[n]) for n in 1:length(names))...}
+        length_names = length(names)::Integer
+        types = Tuple{(fieldtype(typeof(nt), names[n]) for n in 1:length_names)...}
         NamedTuple{names, types}(map(Fix1(getfield, nt), names))
     end
 end
diff --git a/stdlib/InteractiveUtils/src/macros.jl b/stdlib/InteractiveUtils/src/macros.jl
index 816438af86684..98189f62edf6f 100644
--- a/stdlib/InteractiveUtils/src/macros.jl
+++ b/stdlib/InteractiveUtils/src/macros.jl
@@ -24,7 +24,8 @@ function recursive_dotcalls!(ex, args, i=1)
         end
     end
     (start, branches) = ex.head === :. ? (1, ex.args[2].args) : (2, ex.args)
-    for j in start:length(branches)
+    length_branches = length(branches)::Integer
+    for j in start:length_branches
         branch, i = recursive_dotcalls!(branches[j], args, i)
         branches[j] = branch
     end