diff --git a/src/generate.jl b/src/generate.jl
index 9f18483..80e13e3 100644
--- a/src/generate.jl
+++ b/src/generate.jl
@@ -5,7 +5,7 @@
         force::Bool=false,
         ssh::Bool=false,
         backup_dir::AbstractString="",
-    ) -> Void
+    ) -> Nothing
 
 Generate a package named `pkg_name` from `template`.
 
@@ -135,7 +135,7 @@ end
         ssh::Bool=false,
         backup_dir::AbstractString="",
         fast::Bool=false,
-    ) -> Void
+    ) -> Nothing
 
 Interactively create a template, and then generate a package with it. Arguments and
 keywords are used in the same way as in [`generate`](@ref) and
diff --git a/src/licenses.jl b/src/licenses.jl
index 3e26478..e3bfbeb 100644
--- a/src/licenses.jl
+++ b/src/licenses.jl
@@ -12,7 +12,7 @@ const LICENSES = Dict(
 )
 
 """
-    available_licenses([io::IO]) -> Void
+    available_licenses([io::IO]) -> Nothing
 
 Print the names of all available licenses.
 """
@@ -20,7 +20,7 @@ available_licenses(io::IO) = println(io, join(("$k: $v" for (k, v) in LICENSES),
 available_licenses() = available_licenses(STDOUT)
 
 """
-    show_license([io::IO], license::AbstractString) -> Void
+    show_license([io::IO], license::AbstractString) -> Nothing
 
 Print the text of `license`. Errors if the license is not found.
 """
diff --git a/src/plugin.jl b/src/plugin.jl
index 87a74f3..40aeec6 100644
--- a/src/plugin.jl
+++ b/src/plugin.jl
@@ -30,7 +30,7 @@ Generic plugins are plugins that add any number of patterns to the generated pac
     badges::Vector{Badge}
     view::Dict{String, Any}
 
-    function MyPlugin(; config_file::Union{AbstractString, Void}="")
+    function MyPlugin(; config_file::Union{AbstractString, Nothing}="")
         if config_file != nothing
             config_file = if isempty(config_file)
                 joinpath(DEFAULTS_DIR, "my-plugin.toml")
@@ -250,7 +250,7 @@ end
 """
     interactive(
         plugin_type::Type{<:Plugin};
-        file::Union{AbstractString, Void}="",
+        file::Union{AbstractString, Nothing}="",
     ) -> Plugin
 
 Interactively create a plugin of type `plugin_type`, where `file` is the plugin type's
@@ -259,7 +259,7 @@ default config template with a non-standard name (for `MyPlugin`, this is anythi
 """
 function interactive(
     plugin_type::Type{<:GenericPlugin};
-    file::Union{AbstractString, Void}="",
+    file::Union{AbstractString, Nothing}="",
 )
     plugin_name = String(split(string(plugin_type), ".")[end])
     # By default, we expect the default plugin file template for a plugin called
diff --git a/src/template.jl b/src/template.jl
index 7695061..3942435 100644
--- a/src/template.jl
+++ b/src/template.jl
@@ -53,7 +53,7 @@ create a template, you can use [`interactive_template`](@ref) instead.
     function Template(;
         user::AbstractString="",
         host::AbstractString="https://github.com",
-        license::Union{AbstractString, Void}="MIT",
+        license::Union{AbstractString, Nothing}="MIT",
         authors::Union{AbstractString, Vector{<:AbstractString}}="",
         years::Union{Integer, AbstractString}=Dates.year(Dates.today()),
         dir::AbstractString=Pkg.dir(),