diff --git a/README.md b/README.md
index ac97b50..2ea1ba4 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,8 @@ rga will search for all binaries it calls in \$PATH and the directory itself is
 
 Just unzip the [Windows binary release][latestrelease] anywhere, possibly somewhere in your \$PATH. It includes all necessary and optional dependencies.
 
+If you get an error like `VCRUNTIME140.DLL could not be found`, you need to install [vc_redist.x64.exe](https://support.microsoft.com/en-us/help/2977003/the-latest-supported-visual-c-downloads).
+
 ### OSX
 
 To get all necessary and optional dependencies:
diff --git a/exampledir/wasteland.mobi b/exampledir/wasteland.mobi
new file mode 100644
index 0000000..c72f324
Binary files /dev/null and b/exampledir/wasteland.mobi differ
diff --git a/src/bin/rga-preproc.rs b/src/bin/rga-preproc.rs
index efe6614..ee97348 100644
--- a/src/bin/rga-preproc.rs
+++ b/src/bin/rga-preproc.rs
@@ -1,4 +1,3 @@
-use failure::Fallible;
 use rga::adapters::*;
 use rga::preproc::*;
 use ripgrep_all as rga;