diff --git a/specter/include/specter/Button.hpp b/specter/include/specter/Button.hpp
index 61bd38c6d..620ea588e 100644
--- a/specter/include/specter/Button.hpp
+++ b/specter/include/specter/Button.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_BUTTON_HPP
-#define SPECTER_BUTTON_HPP
+#pragma once
 
 #include "specter/TextView.hpp"
 #include "specter/Control.hpp"
@@ -132,4 +131,3 @@ public:
 
 }
 
-#endif // SPECTER_BUTTON_HPP
diff --git a/specter/include/specter/Control.hpp b/specter/include/specter/Control.hpp
index e9f861bc8..b05b488e1 100644
--- a/specter/include/specter/Control.hpp
+++ b/specter/include/specter/Control.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_CONTROL_HPP
-#define SPECTER_CONTROL_HPP
+#pragma once
 
 #include "View.hpp"
 
@@ -119,4 +118,3 @@ public:
 
 }
 
-#endif // SPECTER_CONTROL_HPP
diff --git a/specter/include/specter/FileBrowser.hpp b/specter/include/specter/FileBrowser.hpp
index 7bd7c30eb..6a667fdd7 100644
--- a/specter/include/specter/FileBrowser.hpp
+++ b/specter/include/specter/FileBrowser.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_FILEBROWSER_HPP
-#define SPECTER_FILEBROWSER_HPP
+#pragma once
 
 #include "View.hpp"
 #include "ModalWindow.hpp"
@@ -353,4 +352,3 @@ public:
 
 }
 
-#endif // SPECTER_FILEBROWSER_HPP
diff --git a/specter/include/specter/FontCache.hpp b/specter/include/specter/FontCache.hpp
index b19263d0b..f168b8f74 100644
--- a/specter/include/specter/FontCache.hpp
+++ b/specter/include/specter/FontCache.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_FONTCACHE_HPP
-#define SPECTER_FONTCACHE_HPP
+#pragma once
 
 #include <ft2build.h>
 #include FT_FREETYPE_H
@@ -201,4 +200,3 @@ public:
 
 }
 
-#endif // SPECTER_FONTCACHE_HPP
diff --git a/specter/include/specter/IMenuNode.hpp b/specter/include/specter/IMenuNode.hpp
index b68bd51a3..cb944a77a 100644
--- a/specter/include/specter/IMenuNode.hpp
+++ b/specter/include/specter/IMenuNode.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_IMENUNODE_HPP
-#define SPECTER_IMENUNODE_HPP
+#pragma once
 
 #include "View.hpp"
 
@@ -17,4 +16,3 @@ struct IMenuNode
 
 }
 
-#endif // SPECTER_IMENUNODE_HPP
diff --git a/specter/include/specter/IViewManager.hpp b/specter/include/specter/IViewManager.hpp
index 05831c406..ea25166d4 100644
--- a/specter/include/specter/IViewManager.hpp
+++ b/specter/include/specter/IViewManager.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_IVIEWMANAGER_HPP
-#define SPECTER_IVIEWMANAGER_HPP
+#pragma once
 
 #include "Translator.hpp"
 #include "SplitView.hpp"
@@ -33,4 +32,3 @@ public:
 
 }
 
-#endif // SPECTER_IVIEWMANAGER_HPP
diff --git a/specter/include/specter/Icon.hpp b/specter/include/specter/Icon.hpp
index bebb20b1e..c0e09bf28 100644
--- a/specter/include/specter/Icon.hpp
+++ b/specter/include/specter/Icon.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_ICON_HPP
-#define SPECTER_ICON_HPP
+#pragma once
 
 #include "View.hpp"
 
@@ -71,4 +70,3 @@ public:
 
 }
 
-#endif // SPECTER_ICON_HPP
diff --git a/specter/include/specter/Menu.hpp b/specter/include/specter/Menu.hpp
index 76c385970..3da9512e0 100644
--- a/specter/include/specter/Menu.hpp
+++ b/specter/include/specter/Menu.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_MENU_HPP
-#define SPECTER_MENU_HPP
+#pragma once
 
 #include "View.hpp"
 #include "TextView.hpp"
@@ -92,4 +91,3 @@ public:
 
 }
 
-#endif // SPECTER_MENU_HPP
diff --git a/specter/include/specter/MessageWindow.hpp b/specter/include/specter/MessageWindow.hpp
index 010e7976a..671e112f7 100644
--- a/specter/include/specter/MessageWindow.hpp
+++ b/specter/include/specter/MessageWindow.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_MESSAGEWINDOW_HPP
-#define SPECTER_MESSAGEWINDOW_HPP
+#pragma once
 
 #include "ModalWindow.hpp"
 #include "MultiLineTextView.hpp"
@@ -75,4 +74,3 @@ public:
 
 }
 
-#endif // SPECTER_MESSAGEWINDOW_HPP
diff --git a/specter/include/specter/ModalWindow.hpp b/specter/include/specter/ModalWindow.hpp
index 2810a0e67..eed42dc8b 100644
--- a/specter/include/specter/ModalWindow.hpp
+++ b/specter/include/specter/ModalWindow.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_MODAL_WINDOW_HPP
-#define SPECTER_MODAL_WINDOW_HPP
+#pragma once
 
 #include <specter/View.hpp>
 #include <specter/MultiLineTextView.hpp>
@@ -83,4 +82,3 @@ public:
 }
 
 
-#endif // SPECTER_MODAL_WINDOW_HPP
diff --git a/specter/include/specter/MultiLineTextView.hpp b/specter/include/specter/MultiLineTextView.hpp
index 830fc1f04..91fe3bf8c 100644
--- a/specter/include/specter/MultiLineTextView.hpp
+++ b/specter/include/specter/MultiLineTextView.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_MULTILINETEXTVIEW_HPP
-#define SPECTER_MULTILINETEXTVIEW_HPP
+#pragma once
 
 #include "View.hpp"
 #include "TextView.hpp"
@@ -52,4 +51,3 @@ public:
 
 }
 
-#endif // SPECTER_MULTILINETEXTVIEW_HPP
diff --git a/specter/include/specter/Node.hpp b/specter/include/specter/Node.hpp
index 04aa43777..3f59c932d 100644
--- a/specter/include/specter/Node.hpp
+++ b/specter/include/specter/Node.hpp
@@ -1,4 +1,2 @@
-#ifndef SPECTER_NODE_HPP
-#define SPECTER_NODE_HPP
+#pragma once
 
-#endif // SPECTER_NODE_HPP
diff --git a/specter/include/specter/NodeSocket.hpp b/specter/include/specter/NodeSocket.hpp
index 51cff7ddb..3f59c932d 100644
--- a/specter/include/specter/NodeSocket.hpp
+++ b/specter/include/specter/NodeSocket.hpp
@@ -1,4 +1,2 @@
-#ifndef SPECTER_NODESOCKET_HPP
-#define SPECTER_NODESOCKET_HPP
+#pragma once
 
-#endif // SPECTER_NODESOCKET_HPP
diff --git a/specter/include/specter/NumericField.hpp b/specter/include/specter/NumericField.hpp
index 194fb015a..c80a545a5 100644
--- a/specter/include/specter/NumericField.hpp
+++ b/specter/include/specter/NumericField.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_NUMERICFIELD_HPP
-#define SPECTER_NUMERICFIELD_HPP
+#pragma once
 
 #include "specter/TextView.hpp"
 
@@ -51,4 +50,3 @@ public:
 
 }
 
-#endif // SPECTER_NUMERICFIELD_HPP
diff --git a/specter/include/specter/Outliner.hpp b/specter/include/specter/Outliner.hpp
index c8d83759c..31eea727c 100644
--- a/specter/include/specter/Outliner.hpp
+++ b/specter/include/specter/Outliner.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_OUTLINER_HPP
-#define SPECTER_OUTLINER_HPP
+#pragma once
 
 namespace specter
 {
@@ -41,4 +40,3 @@ class Outliner
 };
 }
 
-#endif // SPECTER_OUTLINER_HPP
\ No newline at end of file
diff --git a/specter/include/specter/Panel.hpp b/specter/include/specter/Panel.hpp
index 1dfa6a358..3f59c932d 100644
--- a/specter/include/specter/Panel.hpp
+++ b/specter/include/specter/Panel.hpp
@@ -1,4 +1,2 @@
-#ifndef SPECTER_PANEL_HPP
-#define SPECTER_PANEL_HPP
+#pragma once
 
-#endif // SPECTER_PANEL_HPP
diff --git a/specter/include/specter/PathButtons.hpp b/specter/include/specter/PathButtons.hpp
index 2036cbe0a..4df1465ab 100644
--- a/specter/include/specter/PathButtons.hpp
+++ b/specter/include/specter/PathButtons.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_PATHBUTTONS_HPP
-#define SPECTER_PATHBUTTONS_HPP
+#pragma once
 
 #include "Button.hpp"
 #include "ScrollView.hpp"
@@ -75,4 +74,3 @@ public:
 
 }
 
-#endif // SPECTER_PATHBUTTONS_HPP
diff --git a/specter/include/specter/RootView.hpp b/specter/include/specter/RootView.hpp
index 2d7a985d1..0d90db5d1 100644
--- a/specter/include/specter/RootView.hpp
+++ b/specter/include/specter/RootView.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_ROOTVIEW_HPP
-#define SPECTER_ROOTVIEW_HPP
+#pragma once
 
 #include "View.hpp"
 #include "ViewResources.hpp"
@@ -252,4 +251,3 @@ private:
 
 }
 
-#endif // SPECTER_ROOTVIEW_HPP
diff --git a/specter/include/specter/ScrollView.hpp b/specter/include/specter/ScrollView.hpp
index 311b6d88b..9a5258d7c 100644
--- a/specter/include/specter/ScrollView.hpp
+++ b/specter/include/specter/ScrollView.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_SCROLLVIEW_HPP
-#define SPECTER_SCROLLVIEW_HPP
+#pragma once
 
 #include "Button.hpp"
 #include "IViewManager.hpp"
@@ -99,4 +98,3 @@ public:
 
 }
 
-#endif // SPECTER_SCROLLVIEW_HPP
diff --git a/specter/include/specter/Space.hpp b/specter/include/specter/Space.hpp
index d3af85ddd..ec171fcb1 100644
--- a/specter/include/specter/Space.hpp
+++ b/specter/include/specter/Space.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_SPACE_HPP
-#define SPECTER_SPACE_HPP
+#pragma once
 
 #include "View.hpp"
 #include "Toolbar.hpp"
@@ -81,4 +80,3 @@ inline Space* View::castToSpace() { return isSpace() ? static_cast<Space*>(this)
 
 }
 
-#endif // SPECTER_SPACE_HPP
diff --git a/specter/include/specter/SplitView.hpp b/specter/include/specter/SplitView.hpp
index 1ce93961f..061790392 100644
--- a/specter/include/specter/SplitView.hpp
+++ b/specter/include/specter/SplitView.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_SPLITVIEW_HPP
-#define SPECTER_SPLITVIEW_HPP
+#pragma once
 
 #include "specter/View.hpp"
 
@@ -119,4 +118,3 @@ inline SplitView* View::castToSplitView() { return isSplitView() ? static_cast<S
 
 }
 
-#endif // SPECTER_SPLITVIEW_HPP
diff --git a/specter/include/specter/Table.hpp b/specter/include/specter/Table.hpp
index d5c91b4fe..d39d4fc09 100644
--- a/specter/include/specter/Table.hpp
+++ b/specter/include/specter/Table.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_TABLE_HPP
-#define SPECTER_TABLE_HPP
+#pragma once
 
 #include "View.hpp"
 #include "ScrollView.hpp"
@@ -142,4 +141,3 @@ public:
 
 }
 
-#endif // SPECTER_TABLE_HPP
diff --git a/specter/include/specter/TextField.hpp b/specter/include/specter/TextField.hpp
index a287e6a2d..5f1190cb1 100644
--- a/specter/include/specter/TextField.hpp
+++ b/specter/include/specter/TextField.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_TEXTFIELD_HPP
-#define SPECTER_TEXTFIELD_HPP
+#pragma once
 
 #include "Control.hpp"
 #include "TextView.hpp"
@@ -137,4 +136,3 @@ private:
 
 }
 
-#endif // SPECTER_TEXTFIELD_HPP
diff --git a/specter/include/specter/TextView.hpp b/specter/include/specter/TextView.hpp
index 09d9abaeb..35449864d 100644
--- a/specter/include/specter/TextView.hpp
+++ b/specter/include/specter/TextView.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_TEXTVIEW_HPP
-#define SPECTER_TEXTVIEW_HPP
+#pragma once
 
 #include "View.hpp"
 #include "boo/graphicsdev/IGraphicsDataFactory.hpp"
@@ -131,4 +130,3 @@ private:
 
 }
 
-#endif // SPECTER_TEXTVIEW_HPP
diff --git a/specter/include/specter/Toolbar.hpp b/specter/include/specter/Toolbar.hpp
index 5338fab00..257946c32 100644
--- a/specter/include/specter/Toolbar.hpp
+++ b/specter/include/specter/Toolbar.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_TOOLBAR_HPP
-#define SPECTER_TOOLBAR_HPP
+#pragma once
 
 #include "specter/View.hpp"
 
@@ -75,4 +74,3 @@ public:
 
 }
 
-#endif // SPECTER_TOOLBAR_HPP
diff --git a/specter/include/specter/Tooltip.hpp b/specter/include/specter/Tooltip.hpp
index cb59fbf8b..f5e77ecba 100644
--- a/specter/include/specter/Tooltip.hpp
+++ b/specter/include/specter/Tooltip.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_TOOLTIP_HPP
-#define SPECTER_TOOLTIP_HPP
+#pragma once
 
 #include "specter/View.hpp"
 #include "specter/MultiLineTextView.hpp"
@@ -38,4 +37,3 @@ public:
 
 }
 
-#endif // SPECTER_TOOLTIP_HPP
diff --git a/specter/include/specter/Translator.hpp b/specter/include/specter/Translator.hpp
index 4de693e57..3ba53d187 100644
--- a/specter/include/specter/Translator.hpp
+++ b/specter/include/specter/Translator.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_TRANSLATOR_HPP
-#define SPECTER_TRANSLATOR_HPP
+#pragma once
 
 #include <string>
 #include <athena/DNAYaml.hpp>
@@ -33,4 +32,3 @@ public:
 
 }
 
-#endif // SPECTER_TRANSLATOR_HPP
diff --git a/specter/include/specter/View.hpp b/specter/include/specter/View.hpp
index ed2f39c7b..250df89cb 100644
--- a/specter/include/specter/View.hpp
+++ b/specter/include/specter/View.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_VIEW_HPP
-#define SPECTER_VIEW_HPP
+#pragma once
 
 #include "boo/boo.hpp"
 #include "optional.hpp"
@@ -394,4 +393,3 @@ struct ScissorViewChild : ViewChild<ViewPtrType>
 
 }
 
-#endif // SPECTER_VIEW_HPP
diff --git a/specter/include/specter/ViewResources.hpp b/specter/include/specter/ViewResources.hpp
index 03055ec01..c1b8987a6 100644
--- a/specter/include/specter/ViewResources.hpp
+++ b/specter/include/specter/ViewResources.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_VIEWRESOURCES_HPP
-#define SPECTER_VIEWRESOURCES_HPP
+#pragma once
 
 #include "TextView.hpp"
 #include "SplitView.hpp"
@@ -218,4 +217,3 @@ public:
 };
 } // namespace specter
 
-#endif // SPECTER_VIEWRESOURCES_HPP
diff --git a/specter/include/specter/genie.hpp b/specter/include/specter/genie.hpp
index 2693cbe47..b1fd4f7ab 100644
--- a/specter/include/specter/genie.hpp
+++ b/specter/include/specter/genie.hpp
@@ -1,5 +1,4 @@
-#ifndef __SPECTER_GENIE_HPP__
-#define __SPECTER_GENIE_HPP__
+#pragma once
 
 #if __specter__
 #define SPECTER_PROPERTY(n, d) \
@@ -12,4 +11,3 @@
 #endif
 
 
-#endif //__SPECTER_GENIE_HPP__
diff --git a/specter/include/specter/specter.hpp b/specter/include/specter/specter.hpp
index cdac5e727..f2ec2fff6 100644
--- a/specter/include/specter/specter.hpp
+++ b/specter/include/specter/specter.hpp
@@ -1,5 +1,4 @@
-#ifndef SPECTER_HPP
-#define SPECTER_HPP
+#pragma once
 
 #include "View.hpp"
 #include "RootView.hpp"
@@ -18,4 +17,3 @@
 #include "FontCache.hpp"
 #include "ViewResources.hpp"
 
-#endif // SPECTER_HPP
diff --git a/specter/zeus b/specter/zeus
index 11cd08a30..20603da60 160000
--- a/specter/zeus
+++ b/specter/zeus
@@ -1 +1 @@
-Subproject commit 11cd08a30a676f3a18a8ab4d586a6bf9c31f1976
+Subproject commit 20603da60d9f3b9adada4f0ccc81e2fc9a27828c