diff --git a/stdlib/FileWatching/test/runtests.jl b/stdlib/FileWatching/test/runtests.jl
index a02ed3931a349..1538be77d1695 100644
--- a/stdlib/FileWatching/test/runtests.jl
+++ b/stdlib/FileWatching/test/runtests.jl
@@ -24,7 +24,7 @@ for i in 1:n
         uv_error("pipe", ccall(:uv_pipe, Cint, (Ptr{NTuple{2, Base.OS_HANDLE}}, Cint, Cint), Ref(pipe_fds, i), 0, 0))
     end
     Ctype = Sys.iswindows() ? Ptr{Cvoid} : Cint
-    FDmax = Sys.iswindows() ? 0x7fff : (n + 60 + (isdefined(Main, :Revise) * 30)) # expectations on reasonable values
+    FDmax = Sys.iswindows() ? typemax(Int32) : (n + 60 + (isdefined(Main, :Revise) * 30)) # expectations on reasonable values
     fd_in_limits =
         0 <= Int(Base.cconvert(Ctype, pipe_fds[i][1])) <= FDmax &&
         0 <= Int(Base.cconvert(Ctype, pipe_fds[i][2])) <= FDmax