diff --git a/src/MacVim/English.lproj/FindAndReplace.nib/classes.nib b/src/MacVim/English.lproj/FindAndReplace.nib/classes.nib
deleted file mode 100644
index 9afbd730e0..0000000000
--- a/src/MacVim/English.lproj/FindAndReplace.nib/classes.nib
+++ /dev/null
@@ -1,87 +0,0 @@
-
-
-
-
- IBClasses
-
-
- CLASS
- RBSplitView
- LANGUAGE
- ObjC
- OUTLETS
-
- delegate
- id
-
- SUPERCLASS
- RBSplitSubview
-
-
- CLASS
- RBSplitSubview
- LANGUAGE
- ObjC
- SUPERCLASS
- NSView
-
-
- ACTIONS
-
- findAndReplace
- id
-
- CLASS
- FirstResponder
- LANGUAGE
- ObjC
- SUPERCLASS
- NSObject
-
-
- CLASS
- NSMenu
- LANGUAGE
- ObjC
- SUPERCLASS
- NSObject
-
-
- ACTIONS
-
- didAdjustSubviews
- RBSplitView
- willAdjustSubviews
- RBSplitView
-
- CLASS
- NSObject
- LANGUAGE
- ObjC
-
-
- CLASS
- MMFindReplaceController
- LANGUAGE
- ObjC
- OUTLETS
-
- backwardButton
- NSButton
- findBox
- NSTextField
- ignoreCaseButton
- NSButton
- matchWordButton
- NSButton
- replaceBox
- NSTextField
-
- SUPERCLASS
- NSWindowController
-
-
- IBVersion
- 1
-
-
diff --git a/src/MacVim/English.lproj/FindAndReplace.nib/info.nib b/src/MacVim/English.lproj/FindAndReplace.nib/info.nib
deleted file mode 100644
index 5d0205c172..0000000000
--- a/src/MacVim/English.lproj/FindAndReplace.nib/info.nib
+++ /dev/null
@@ -1,20 +0,0 @@
-
-
-
-
- IBFramework Version
- 629
- IBLastKnownRelativeProjectPath
- ../MacVim.xcodeproj
- IBOldestOS
- 5
- IBOpenObjects
-
- 7
-
- IBSystem Version
- 9F33
- targetFramework
- IBCocoaFramework
-
-
diff --git a/src/MacVim/English.lproj/FindAndReplace.nib/keyedobjects.nib b/src/MacVim/English.lproj/FindAndReplace.nib/keyedobjects.nib
deleted file mode 100644
index 715e37f1cf..0000000000
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diff --git a/src/MacVim/English.lproj/FindAndReplace.xib b/src/MacVim/English.lproj/FindAndReplace.xib
new file mode 100644
index 0000000000..e48015b4df
--- /dev/null
+++ b/src/MacVim/English.lproj/FindAndReplace.xib
@@ -0,0 +1,138 @@
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diff --git a/src/MacVim/English.lproj/MainMenu.nib/keyedobjects.nib b/src/MacVim/English.lproj/MainMenu.nib/keyedobjects.nib
deleted file mode 100644
index 5e2a234639..0000000000
Binary files a/src/MacVim/English.lproj/MainMenu.nib/keyedobjects.nib and /dev/null differ
diff --git a/src/MacVim/English.lproj/MainMenu.nib/designable.nib b/src/MacVim/English.lproj/MainMenu.xib
similarity index 99%
rename from src/MacVim/English.lproj/MainMenu.nib/designable.nib
rename to src/MacVim/English.lproj/MainMenu.xib
index d863cec491..9d8f1963cd 100644
--- a/src/MacVim/English.lproj/MainMenu.nib/designable.nib
+++ b/src/MacVim/English.lproj/MainMenu.xib
@@ -1,8 +1,8 @@
-
+
-
+
diff --git a/src/MacVim/English.lproj/Preferences.nib/keyedobjects.nib b/src/MacVim/English.lproj/Preferences.nib/keyedobjects.nib
deleted file mode 100644
index 4512737ee3..0000000000
Binary files a/src/MacVim/English.lproj/Preferences.nib/keyedobjects.nib and /dev/null differ
diff --git a/src/MacVim/English.lproj/Preferences.nib/designable.nib b/src/MacVim/English.lproj/Preferences.xib
similarity index 89%
rename from src/MacVim/English.lproj/Preferences.nib/designable.nib
rename to src/MacVim/English.lproj/Preferences.xib
index 3f402568fe..303551a42b 100644
--- a/src/MacVim/English.lproj/Preferences.nib/designable.nib
+++ b/src/MacVim/English.lproj/Preferences.xib
@@ -1,9 +1,8 @@
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