diff --git a/rasa-ext-cursors.cabal b/rasa-ext-cursors.cabal
--- a/rasa-ext-cursors.cabal
+++ b/rasa-ext-cursors.cabal
@@ -1,39 +1,39 @@
-name:                rasa-ext-cursors
-version:             0.1.0.0
-synopsis:            Rasa Ext adding cursor(s)
-description:         Rasa Ext adding cursor(s)
-homepage:            https://github.com/ChrisPenner/rasa/
-license:             MIT
-license-file:        LICENSE
-author:              Chris Penner
-maintainer:          christopher.penner@gmail.com
-copyright:           2016 Chris Penner
-category:            Extension
-build-type:          Simple
--- extra-source-files:
-cabal-version:       >=1.10
-
-library
-  hs-source-dirs:      src
-  exposed-modules:     Rasa.Ext.Cursors
-  other-modules:
-                       Rasa.Ext.Cursors.Actions
-                       Rasa.Ext.Cursors.Base
-  build-depends:       base >= 4.7 && < 5
-                     , rasa
-                     , rasa-ext-style
-                     , text-lens
-                     , lens
-                     , mtl
-                     , text
-                     , yi-rope
-                     , data-default
-  default-language:    Haskell2010
+name: rasa-ext-cursors
+version: 0.1.1
+cabal-version: >=1.10
+build-type: Simple
+license: MIT
+license-file: LICENSE
+copyright: 2016 Chris Penner
+maintainer: christopher.penner@gmail.com
+homepage: https://github.com/ChrisPenner/rasa/
+synopsis: Rasa Ext adding cursor(s)
+description:
+    Rasa Ext adding cursor(s)
+category: Extension
+author: Chris Penner
 
-  default-extensions:
+source-repository head
+    type: git
+    location: https://github.com/ChrisPenner/rasa
 
-  ghc-options:         -Wall
+library
+    exposed-modules:
+        Rasa.Ext.Cursors
+    build-depends:
+        base >=4.8 && <5,
+        rasa >=0.1.4 && <0.2,
+        rasa-ext-style >=0.1.1 && <0.2,
+        text-lens >=0.1.0.0 && <0.2,
+        lens ==4.14.*,
+        mtl >=2.2.1 && <2.3,
+        text >=1.2.2.1 && <1.3,
+        yi-rope >=0.7.0.2 && <0.8,
+        data-default >=0.7.1.1 && <0.8
+    default-language: Haskell2010
+    hs-source-dirs: src
+    other-modules:
+        Rasa.Ext.Cursors.Actions
+        Rasa.Ext.Cursors.Base
+    ghc-options: -Wall
 
-source-repository head
-  type:     git
-  location: https://github.com/ChrisPenner/rasa
diff --git a/src/Rasa/Ext/Cursors.hs b/src/Rasa/Ext/Cursors.hs
--- a/src/Rasa/Ext/Cursors.hs
+++ b/src/Rasa/Ext/Cursors.hs
@@ -28,4 +28,4 @@
 
 -- | Registers hooks for the extension. The user should add this to their config.
 cursors :: Scheduler ()
-cursors = beforeRender $ bufDo displayRange
+cursors = beforeRender $ buffersDo_ displayRange
diff --git a/src/Rasa/Ext/Cursors/Actions.hs b/src/Rasa/Ext/Cursors/Actions.hs
--- a/src/Rasa/Ext/Cursors/Actions.hs
+++ b/src/Rasa/Ext/Cursors/Actions.hs
@@ -9,6 +9,7 @@
   , moveRangesByC
   ) where
 
+import qualified Yi.Rope as Y
 import qualified Data.Text as T
 
 import Control.Lens
@@ -33,13 +34,13 @@
   moveSameLineRangesBy r (negate $ sizeOfR r)
 
 -- | Insert text at the beginning of all ranges in the buffer.
-insertText :: T.Text -> BufAction ()
+insertText :: Y.YiString -> BufAction ()
 insertText txt = rangeDo_ $ \r@(Range s _) -> do
   insertAt s txt
-  moveSameLineRangesBy r (Coord 0 (T.length txt))
+  moveSameLineRangesBy r (Coord 0 (Y.length txt))
 
 -- | Move all ranges to the location of the next occurence of the given text.
-findNext :: T.Text -> BufAction ()
+findNext :: Y.YiString -> BufAction ()
 findNext pat = do
   res <- rangeDo $ \(Range _ e) -> do
     off <- findNextFrom pat e
@@ -48,13 +49,13 @@
   ranges .= res
 
 -- | Get the 'Coord' of the next occurence of the given text after the given 'Coord'
-findNextFrom :: T.Text -> Coord -> BufAction Coord
+findNextFrom :: Y.YiString -> Coord -> BufAction Coord
 findNextFrom pat c = do
-  distance <- use (rope . afterC c . asText . tillNext pat . from asText . to sizeOf)
+  distance <- use (text . afterC c . asText . tillNext (Y.toText pat) . from asText . to sizeOf)
   return (distance + c)
 
 -- | Move all ranges to the location of the previous occurence of the given text.
-findPrev :: T.Text -> BufAction ()
+findPrev :: Y.YiString -> BufAction ()
 findPrev pat = do
   res <- rangeDo $ \(Range s _) -> do
     off <- findPrevFrom pat s
@@ -63,11 +64,11 @@
   ranges .= res
 
 -- | Get the 'Coord' of the previous occurence of the given text before the given 'Coord'
-findPrevFrom :: T.Text -> Coord -> BufAction Coord
+findPrevFrom :: Y.YiString -> Coord -> BufAction Coord
 findPrevFrom pat c = do
-  txt <- use rope
+  txt <- use text
   let Offset o = c^.from (asCoord txt)
-  distance <- use (text . before o . tillPrev pat . to T.length .to negate)
+  distance <- use (text . asText . before o . tillPrev (Y.toText pat) . to T.length .to negate)
   return ((Offset $ distance + o)^.asCoord txt)
 
 -- | Move all ranges by the given number of columns
diff --git a/src/Rasa/Ext/Cursors/Base.hs b/src/Rasa/Ext/Cursors/Base.hs
--- a/src/Rasa/Ext/Cursors/Base.hs
+++ b/src/Rasa/Ext/Cursors/Base.hs
@@ -48,7 +48,7 @@
 ranges :: Lens' Buffer [Range]
 ranges = lens getter setter
   where getter buf = buf^.bufExt.cursors
-        setter buf new = let txt = buf^.rope
+        setter buf new = let txt = buf^.text
                           in buf & bufExt.cursors .~ cleanRanges txt new
 
 -- | A Traversal over each Range for the given buffer.