diff --git a/test/dependencies.jl b/test/dependencies.jl
index 22dc14c6..4c93a940 100644
--- a/test/dependencies.jl
+++ b/test/dependencies.jl
@@ -15,9 +15,26 @@ end
     project = joinpath(@__DIR__, "deps", "Project.toml")
 
     deps, dep_section = CompatHelper.get_project_deps(project; include_jll=true)
-    @test length(deps) == 2
+    @test length(deps) == 4
+    @test issetequal(keys(dep_section), deps)
+    for (k, s) in pairs(dep_section)
+        if k.package.name ∈ ["Bex_jll", "Skix"]
+            @test s == "weakdeps"
+        else
+            @test s == "deps"
+        end
+    end
+
     deps, dep_section = CompatHelper.get_project_deps(project; include_jll=false)
-    @test length(deps) == 1
+    @test length(deps) == 2
+    @test issetequal(keys(dep_section), deps)
+    for (k, s) in pairs(dep_section)
+        if k.package.name == "Skix"
+            @test s == "weakdeps"
+        else
+            @test s == "deps"
+        end
+    end
 end
 
 @testset "clone_all_registries" begin
diff --git a/test/deps/Project.toml b/test/deps/Project.toml
index 5b692148..ebe0127d 100644
--- a/test/deps/Project.toml
+++ b/test/deps/Project.toml
@@ -7,7 +7,16 @@ Foobar_jll = "6ca821de-e512-569d-89d9-0b16ce691416"
 Baz = "ea10d353-3f73-51f8-a26c-33c1cb351aa5"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 
+[weakdeps]
+Bex_jll = "3db6da90-6ed3-11ee-0779-f549c8e3e90d"
+Skix = "3db6da90-6ed3-11ee-0779-f549c8e3e90d"
+
+[extensions]
+Ext = ["Bex_jll", "Skix"]
+
 [compat]
 Foobar_jll = "1"
 Baz = "1"
+Bex_jll = "1"
+Skix = "1"
 julia = "1.6"
diff --git a/test/main.jl b/test/main.jl
index d9c6fb0f..ae142c6a 100644
--- a/test/main.jl
+++ b/test/main.jl
@@ -62,8 +62,9 @@
                     "GITHUB_REPOSITORY" => "CompatHelper.jl", "GITHUB_TOKEN" => "token"
                 ) do
                     prs = CompatHelper.main()
-                    @test length(prs) == 1
+                    @test length(prs) == 2
                     @test prs[1] isa GitHub.PullRequest
+                    @test prs[2] isa GitHub.PullRequest
                 end
             end
         end
@@ -96,8 +97,9 @@
                     ) do
                         delete!(ENV, "GITHUB_REPOSITORY")
                         prs = CompatHelper.main()
-                        @test length(prs) == 1
+                        @test length(prs) == 2
                         @test prs[1] isa GitLab.MergeRequest
+                        @test prs[2] isa GitLab.MergeRequest
                     end
                 end
             end