diff --git a/debian/changelog b/debian/changelog
index 81d28087c5..58f440d464 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -36,6 +36,8 @@ git-annex (4.20130602) UNRELEASED; urgency=low
   * Windows: The test suite now passes on Windows (a few broken parts are
     disabled).
   * assistant: On Linux, the expensive transfer scan is run niced.
+  * Enable assistant and WebDAV support on powerpc and sparc architectures,
+    which now have the necessary dependencies built.
 
  -- Joey Hess <joeyh@debian.org>  Mon, 10 Jun 2013 12:52:44 -0400
 
diff --git a/debian/control b/debian/control
index 2b838b7645..42c43f1235 100644
--- a/debian/control
+++ b/debian/control
@@ -13,7 +13,7 @@ Build-Depends:
 	libghc-dataenc-dev,
 	libghc-utf8-string-dev,
 	libghc-hs3-dev (>= 0.5.6),
-	libghc-dav-dev (>= 0.3) [amd64 i386 kfreebsd-amd64 kfreebsd-i386 sparc],
+	libghc-dav-dev (>= 0.3) [amd64 i386 kfreebsd-amd64 kfreebsd-i386 powerpc sparc],
 	libghc-quickcheck2-dev,
 	libghc-monad-control-dev (>= 0.3),
 	libghc-monadcatchio-transformers-dev,
@@ -28,14 +28,14 @@ Build-Depends:
 	libghc-hinotify-dev [linux-any],
 	libghc-stm-dev (>= 2.3),
 	libghc-dbus-dev (>= 0.10.3) [linux-any],
-	libghc-yesod-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64],
-	libghc-yesod-static-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64],
-	libghc-yesod-default-dev [i386 amd64 kfreebsd-amd64],
-	libghc-hamlet-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64],
-	libghc-clientsession-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64],
-	libghc-warp-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64],
-	libghc-wai-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64],
-	libghc-wai-logger-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64],
+	libghc-yesod-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64 powerpc sparc],
+	libghc-yesod-static-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64 powerpc sparc],
+	libghc-yesod-default-dev [i386 amd64 kfreebsd-amd64 powerpc sparc],
+	libghc-hamlet-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64 powerpc sparc],
+	libghc-clientsession-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64 powerpc sparc],
+	libghc-warp-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64 powerpc sparc],
+	libghc-wai-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64 powerpc sparc],
+	libghc-wai-logger-dev [i386 amd64 kfreebsd-i386 kfreebsd-amd64 powerpc sparc],
 	libghc-case-insensitive-dev,
 	libghc-http-types-dev,
 	libghc-blaze-builder-dev,