diff --git a/src/bot.jl b/src/bot.jl
index ec0fa89dc..0cdf570a3 100644
--- a/src/bot.jl
+++ b/src/bot.jl
@@ -35,7 +35,7 @@ Example: `else_os = "linux"`
 
 - `version`: A vector of of versions to give the list of versions that you want to generate precompile signatures for.
 
-Example: `version = [v"1.1", v"1.4.1"]`
+Example: `version = [v"1.1", v"1.4.1", "nightly"]`
 
 It is assumed that the generated precompile signatures are valid for patch versions of Julia (e.g. giving v"1.4.2" assumses v"1.4.0" to v"1.4.9").
 
@@ -94,13 +94,20 @@ function BotConfig(
     exhaustive::Bool = false,
     os::Union{Vector{String}, Nothing} = nothing,
     else_os::Union{String, Nothing} = nothing,
-    version::Union{Vector{VersionNumber}, Nothing} = nothing,
-    else_version::Union{VersionNumber, Nothing} = nothing,
+    version::Union{Vector{<:Union{VersionNumber,String}}, Nothing} = nothing,
+    else_version::Union{VersionNumber, String, Nothing} = nothing,
     package_path::AbstractString = pathof_noload(package_name),
     precompiles_rootpath::AbstractString = "$(dirname(dirname(package_path)))/deps/SnoopCompile/precompile",
     subst::AbstractVector = Vector{Pair{UStrings, UStrings}}(),
     tmin::AbstractFloat = 0.0,
     )
+    
+    if !isnothing(version)
+        version = JuliaVersionNumber.(version)
+    end
+    if !isnothing(else_version)
+        else_version = JuliaVersionNumber(else_version)
+    end
 
     return BotConfig(package_name, blacklist, exhaustive, os, else_os, version, else_version, GoodPath(package_path), GoodPath(precompiles_rootpath), subst, tmin)
 end
diff --git a/src/bot/botutils.jl b/src/bot/botutils.jl
index 33ec50be6..00e37eeaa 100644
--- a/src/bot/botutils.jl
+++ b/src/bot/botutils.jl
@@ -280,3 +280,35 @@ julia> VersionFloat(v"1.4.2")
 ```
 """
 VersionFloat(v::VersionNumber) = join(split(string(v),'.')[1:2],'.')
+
+# https://github.com/JuliaLang/julia/pull/36223:
+"""
+    JuliaVersionNumber(v::String)
+    JuliaVersionNumber(v::VersionNumber)
+returns the Julia version number by following the same specifications as VersionNumber.
+`JuliaVersionNumber` will fetch the latest nightly version number if `"nightly"` or `"latest"` is given as the input.
+# Examples
+```julia
+julia> JuliaVersionNumber("nightly")
+v"1.6.0-DEV"
+```
+```jldoctest
+julia> JuliaVersionNumber("1.2.3")
+v"1.2.3"
+julia> JuliaVersionNumber(v"1.2.3")
+v"1.2.3"
+```
+"""
+JuliaVersionNumber(v::VersionNumber) = v
+function JuliaVersionNumber(v::String)
+    if in(v, ["nightly", "latest"])
+        version_path = download(
+            "https://raw.githubusercontent.com/JuliaLang/julia/master/VERSION",
+            joinpath(tempdir(), "VERSION.txt"),
+        )
+        version_str = replace(Base.read(version_path, String), "\n" => "")
+        return VersionNumber(version_str)
+    else
+        return VersionNumber(v)
+    end
+end
diff --git a/test/bot/bot.jl b/test/bot/bot.jl
index e4da1b16b..871a18af8 100644
--- a/test/bot/bot.jl
+++ b/test/bot/bot.jl
@@ -420,4 +420,6 @@ bottestdir = GoodPath(@__DIR__)
 
     # just in case
     cd(snoopcompiledir)
+    
+    include("botutils.jl")
 end
diff --git a/test/bot/botutils.jl b/test/bot/botutils.jl
new file mode 100644
index 000000000..d7614dfe9
--- /dev/null
+++ b/test/bot/botutils.jl
@@ -0,0 +1,8 @@
+# JuliaVersionNumber
+
+# https://github.com/JuliaLang/julia/pull/36223:
+# @test SnoopCompile.JuliaVersionNumber("nightly") ==
+      # VersionNumber(replace(Base.read("VERSION", String), "\n" => ""))
+# @test thispatch(SnoopCompile.JuliaVersionNumber("nightly")) == thispatch(VERSION)
+@test SnoopCompile.JuliaVersionNumber("1.2.3") == v"1.2.3"
+@test SnoopCompile.JuliaVersionNumber(v"1.2.3") == v"1.2.3"