diff --git a/Git/Blob.hs b/Git/Blob.hs
--- a/Git/Blob.hs
+++ b/Git/Blob.hs
@@ -10,7 +10,6 @@
 import           Data.Tagged
 import           Data.Text as T
 import           Data.Text.Encoding as T
-import           Filesystem.Path.CurrentOS
 import           Git.Types
 
 createBlobUtf8 :: MonadGit r m => Text -> m (BlobOid r)
@@ -48,11 +47,11 @@
 blobToLazyByteString (Blob _ contents) = blobContentsToLazyByteString contents
 
 writeBlob :: (MonadGit r m, MonadIO m, MonadResource m)
-          => Prelude.FilePath -> BlobContents m -> m ()
+          => FilePath -> BlobContents m -> m ()
 writeBlob path (BlobString bs)         = liftIO $ B.writeFile path bs
-writeBlob path (BlobStringLazy bs)     = sourceLazy bs $$ sinkFile (decodeString path)
-writeBlob path (BlobStream str)        = str $$ sinkFile (decodeString path)
-writeBlob path (BlobSizedStream str _) = str $$ sinkFile (decodeString path)
+writeBlob path (BlobStringLazy bs)     = sourceLazy bs $$ sinkFile path
+writeBlob path (BlobStream str)        = str $$ sinkFile path
+writeBlob path (BlobSizedStream str _) = str $$ sinkFile path
 
 treeBlobEntries :: MonadGit r m
                 => Tree r -> m [(TreeFilePath, BlobOid r, BlobKind)]
diff --git a/Git/Tutorial.hs b/Git/Tutorial.hs
--- a/Git/Tutorial.hs
+++ b/Git/Tutorial.hs
@@ -39,8 +39,6 @@
 > repo <- openOrCreateRepository path False -- False here means "not bare"
 > ... make use of the repository ...
 
-   Note that the 'path' variable here is of type 'Filesystem.Path.FilePath',
-   since @gitlib@ almost never uses the 'String' type.
 -}
 
 {- $references
diff --git a/gitlib.cabal b/gitlib.cabal
--- a/gitlib.cabal
+++ b/gitlib.cabal
@@ -1,5 +1,5 @@
 Name:                gitlib
-Version:             3.1.0.1
+Version:             3.1.0.2
 Synopsis:            API library for working with Git repositories
 License-file:        LICENSE
 License:             MIT
@@ -43,20 +43,19 @@
         , base16-bytestring    >= 0.1.1.5
         , bytestring           >= 0.9.2.1
         , conduit              >= 1.1.0
-        , conduit-combinators  >= 0.2.4
+        , conduit-combinators  >= 1
         , containers           >= 0.4.2.1
         , directory            >= 1.1.0.2
         , exceptions           >= 0.5
-        , filepath             >= 1.3.0.0
+        , filepath             >= 1.4
         , hashable             >= 1.1.2.5
         , lifted-async         >= 0.1.1
         , lifted-base          >= 0.2
-        , monad-control        >= 0.3.2.1
+        , monad-control        <  1.1
         , monad-logger         >= 0.3.4.1
         , mtl                  >= 2.1.2
         , resourcet            >= 1.1.0
         , semigroups           >= 0.11
-        , system-filepath      >= 0.4.10
         , tagged               >= 0.2.3.1
         , text                 >= 0.11.2
         , time                 >= 1.4