diff --git a/README.md b/README.md
index 369a8925..f189ebc9 100644
--- a/README.md
+++ b/README.md
@@ -1,19 +1,25 @@
-OSTree
+libOSTree
 ======
 
 New! See the docs online at [Read The Docs (OSTree)](https://ostree.readthedocs.org/en/latest/ )
 
 -----
 
-OSTree is a tool that combines a "git-like" model for committing and
-downloading bootable filesystem trees, along with a layer for
-deploying them and managing the bootloader configuration.
+This project is now known as "libOSTree", renamed from "OSTree"; the focus is on
+the shared library. However, in most of the rest of the documentation, we will
+use the term "OSTree", since it's slightly shorter, and changing all
+documentation at once is impractical. We expect to transition to the new name
+over time.
 
-OSTree is like git in that it checksums individual files and has a
-content-addressed-object store.  It's unlike git in that it "checks
-out" the files via hardlinks, and they should thus be immutable.
-Therefore, another way to think of OSTree is that it's just a more
-polished version of
+libOSTree is a library and suite of command line tools that combines a
+"git-like" model for committing and downloading bootable filesystem trees, along
+with a layer for deploying them and managing the bootloader configuration.
+
+The core OSTree model is like git in that it checksums individual files and has
+a content-addressed-object store. It's unlike git in that it "checks out" the
+files via hardlinks, and they should thus be immutable. Therefore, another way
+to think of OSTree is that it's just a more polished version
+of
 [Linux VServer hardlinks](http://linux-vserver.org/index.php?title=util-vserver:Vhashify&oldid=2285).
 
 **Features:**
diff --git a/configure.ac b/configure.ac
index e3f2d12a..76f23684 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 AC_PREREQ([2.63])
 dnl If incrementing the version here, remember to update libostree.sym too
-AC_INIT([ostree], [2017.1], [walters@verbum.org])
+AC_INIT([libostree], [2017.1], [walters@verbum.org])
 AC_CONFIG_HEADER([config.h])
 AC_CONFIG_MACRO_DIR([buildutil])
 AC_CONFIG_AUX_DIR([build-aux])
@@ -334,7 +334,7 @@ src/libostree/ostree-1.pc
 AC_OUTPUT
 
 echo "
-    OSTree $VERSION
+    libOSTree $VERSION
     ===============