diff --git a/HPasteIt.hs b/HPasteIt.hs
--- a/HPasteIt.hs
+++ b/HPasteIt.hs
@@ -38,6 +38,10 @@
         "-"  -> UTF8.fromString <$> getContents
         file -> UTF8.fromString <$> readFile file
 
+    when (BS.null paste) $ do
+        hPutStrLn stderr "The contents of the paste are empty."
+        exitFailure
+
     -- An incomplete map from file extensions to language
     let ext_map = [ ("hs"  , "haskell"        )
                   , ("hsc" , "haskell"        )
@@ -93,7 +97,7 @@
 
     case res of
         -- An exception is thrown if the server issues a redirect.
-        Left (StatusCodeException (Status 302 _) hdrs)
+        Left (StatusCodeException (Status 302 _) hdrs _cookies)
           | Just loc <- lookup "Location" hdrs -> do
 
             putStrLn ("http://hpaste.org" ++ BS.unpack loc)
@@ -120,7 +124,7 @@
         httpLbs (rq { redirectCount = 0, responseTimeout = Just 60000000 }) man
 
     case res of
-        Left (StatusCodeException (Status 302 _) hdrs)
+        Left (StatusCodeException (Status 302 _) hdrs _cookies)
           | Just "/" <- lookup "Location" hdrs -> do
 
             hPutStrLn stderr $
@@ -130,7 +134,7 @@
         Left exc -> do
 
             hPutStrLn stderr "Encountered unexpected HttpException:\n"
-            hPutStrLn stderr (show (exc :: HttpException))
+            hPutStrLn stderr (show exc)
             exitFailure
 
         Right resp -> do
diff --git a/hpasteit.cabal b/hpasteit.cabal
--- a/hpasteit.cabal
+++ b/hpasteit.cabal
@@ -1,5 +1,5 @@
 name:                hpasteit
-version:             0.3.2
+version:             0.3.3
 synopsis:            A command-line client for hpaste.org
 license:             BSD3
 license-file:        LICENSE
@@ -21,6 +21,13 @@
 
   .
 
+  Changes in 0.3.3
+  .
+  * Don't try to upload an empty paste
+  * Bump dependencies
+
+  .
+
   Changes in 0.3.2
   .
   * HTTP connections now actually time out after 60 seconds
@@ -66,8 +73,8 @@
   build-depends:       base                  <5.0
                      , bytestring            <0.11
                      , lifted-base          ==0.2.*
-                     , http-conduit         ==1.8.*
-                     , http-types           ==0.7.*
+                     , http-conduit         ==1.9.*
+                     , http-types           ==0.8.*
                      , optparse-applicative ==0.5.*
                      , process              ==1.1.*
                      , network              ==2.4.*