diff --git a/src/Markup/Perspex.Markup.Xaml/Perspex.Markup.Xaml.csproj b/src/Markup/Perspex.Markup.Xaml/Perspex.Markup.Xaml.csproj
index 0d06911a8b..e5a6bcedf1 100644
--- a/src/Markup/Perspex.Markup.Xaml/Perspex.Markup.Xaml.csproj
+++ b/src/Markup/Perspex.Markup.Xaml/Perspex.Markup.Xaml.csproj
@@ -24,6 +24,7 @@
DEBUG;TRACE
prompt
4
+ CS1591
pdbonly
@@ -33,6 +34,7 @@
prompt
4
bin\Release\Perspex.Markup.Xaml.XML
+ CS1591
diff --git a/src/Markup/Perspex.Markup/Perspex.Markup.csproj b/src/Markup/Perspex.Markup/Perspex.Markup.csproj
index 0fc06f2499..535fec127f 100644
--- a/src/Markup/Perspex.Markup/Perspex.Markup.csproj
+++ b/src/Markup/Perspex.Markup/Perspex.Markup.csproj
@@ -25,6 +25,7 @@
prompt
4
bin\Debug\Perspex.Markup.XML
+ CS1591
pdbonly
@@ -34,6 +35,7 @@
prompt
4
bin\Release\Perspex.Markup.XML
+ CS1591
diff --git a/src/Perspex.Animation/Perspex.Animation.csproj b/src/Perspex.Animation/Perspex.Animation.csproj
index fc2d252ecd..822d7abc73 100644
--- a/src/Perspex.Animation/Perspex.Animation.csproj
+++ b/src/Perspex.Animation/Perspex.Animation.csproj
@@ -34,6 +34,7 @@
prompt
4
bin\Release\Perspex.Animation.XML
+ CS1591
diff --git a/src/Perspex.Application/Perspex.Application.csproj b/src/Perspex.Application/Perspex.Application.csproj
index bbafdcf1a7..db58d8e3f9 100644
--- a/src/Perspex.Application/Perspex.Application.csproj
+++ b/src/Perspex.Application/Perspex.Application.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.Application.XML
+ CS1591
diff --git a/src/Perspex.Base/Perspex.Base.csproj b/src/Perspex.Base/Perspex.Base.csproj
index d30661549e..aab8ea1043 100644
--- a/src/Perspex.Base/Perspex.Base.csproj
+++ b/src/Perspex.Base/Perspex.Base.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.Base.XML
+ CS1591
diff --git a/src/Perspex.Controls/Perspex.Controls.csproj b/src/Perspex.Controls/Perspex.Controls.csproj
index 743d415436..6532275a78 100644
--- a/src/Perspex.Controls/Perspex.Controls.csproj
+++ b/src/Perspex.Controls/Perspex.Controls.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.Controls.XML
+ CS1591
diff --git a/src/Perspex.Diagnostics/Perspex.Diagnostics.csproj b/src/Perspex.Diagnostics/Perspex.Diagnostics.csproj
index e36079a39e..be4cdaccac 100644
--- a/src/Perspex.Diagnostics/Perspex.Diagnostics.csproj
+++ b/src/Perspex.Diagnostics/Perspex.Diagnostics.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.Diagnostics.XML
+ CS1591
diff --git a/src/Perspex.Input/Perspex.Input.csproj b/src/Perspex.Input/Perspex.Input.csproj
index babd0e034b..264eda7473 100644
--- a/src/Perspex.Input/Perspex.Input.csproj
+++ b/src/Perspex.Input/Perspex.Input.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.Input.XML
+ CS1591
diff --git a/src/Perspex.Interactivity/Perspex.Interactivity.csproj b/src/Perspex.Interactivity/Perspex.Interactivity.csproj
index 79e4820236..6a8b454ed6 100644
--- a/src/Perspex.Interactivity/Perspex.Interactivity.csproj
+++ b/src/Perspex.Interactivity/Perspex.Interactivity.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.Interactivity.XML
+ CS1591
diff --git a/src/Perspex.Layout/Perspex.Layout.csproj b/src/Perspex.Layout/Perspex.Layout.csproj
index 50c6338217..f8299b9173 100644
--- a/src/Perspex.Layout/Perspex.Layout.csproj
+++ b/src/Perspex.Layout/Perspex.Layout.csproj
@@ -27,6 +27,7 @@
prompt
4
bin\Debug\Perspex.Layout.XML
+ CS1591
pdbonly
@@ -36,6 +37,7 @@
prompt
4
bin\Release\Perspex.Layout.XML
+ CS1591
diff --git a/src/Perspex.SceneGraph/Perspex.SceneGraph.csproj b/src/Perspex.SceneGraph/Perspex.SceneGraph.csproj
index 6578b9c7b5..2f794f8b43 100644
--- a/src/Perspex.SceneGraph/Perspex.SceneGraph.csproj
+++ b/src/Perspex.SceneGraph/Perspex.SceneGraph.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.SceneGraph.XML
+ CS1591
diff --git a/src/Perspex.Styling/Perspex.Styling.csproj b/src/Perspex.Styling/Perspex.Styling.csproj
index df3c17278d..4ed57c90e3 100644
--- a/src/Perspex.Styling/Perspex.Styling.csproj
+++ b/src/Perspex.Styling/Perspex.Styling.csproj
@@ -37,6 +37,7 @@
prompt
4
bin\Release\Perspex.Styling.XML
+ CS1591
diff --git a/src/Windows/Perspex.Direct2D1/Perspex.Direct2D1.csproj b/src/Windows/Perspex.Direct2D1/Perspex.Direct2D1.csproj
index 491badd112..219e54a3ba 100644
--- a/src/Windows/Perspex.Direct2D1/Perspex.Direct2D1.csproj
+++ b/src/Windows/Perspex.Direct2D1/Perspex.Direct2D1.csproj
@@ -33,6 +33,7 @@
prompt
4
bin\Release\Perspex.Direct2D1.XML
+ CS1591
diff --git a/src/Windows/Perspex.Win32/Perspex.Win32.csproj b/src/Windows/Perspex.Win32/Perspex.Win32.csproj
index fab4e69617..0cd573d7b8 100644
--- a/src/Windows/Perspex.Win32/Perspex.Win32.csproj
+++ b/src/Windows/Perspex.Win32/Perspex.Win32.csproj
@@ -35,6 +35,7 @@
4
bin\Release\Perspex.Win32.XML
true
+ CS1591