diff --git a/.gitignore b/.gitignore
index 90debbd..d780a3d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,8 @@
 benchmarks/graphs/*
 *~
 *.kate-swp
+*.jl.cov
+*.jl.*.cov
+*.jl.mem
+/docs/build/
+Manifest.toml
diff --git a/docs/Project.toml b/docs/Project.toml
index b097eb4..2685ca8 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -1,3 +1,6 @@
 [deps]
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 LsqFit = "2fda8390-95c7-5789-9bda-21331edee243"
+
+[compat]
+Documenter = "1"
diff --git a/docs/make.jl b/docs/make.jl
index a475e84..c4adec9 100644
--- a/docs/make.jl
+++ b/docs/make.jl
@@ -4,7 +4,7 @@ makedocs(
     format = Documenter.HTML(prettyurls = true, canonical="https://julianlsolvers.github.io/LsqFit.jl/stable/"),
     sitename = "LsqFit.jl",
     doctest = false,
-    strict = false,
+    warnonly = true,
     pages = Any[
             "Home" => "index.md",
             "Getting Started" => "getting_started.md",