diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -4,6 +4,7 @@
 * `--bundle-dest`
 * `--skip-git-push`
 * Removed some of the old upload stuff
+* Better exception output (limited to 500 characters)
 
 ## 0.7.2
 
diff --git a/Stackage/PerformBuild.hs b/Stackage/PerformBuild.hs
--- a/Stackage/PerformBuild.hs
+++ b/Stackage/PerformBuild.hs
@@ -43,7 +43,7 @@
         go (PackageName name, bf) = concat
             [ name
             , ": "
-            , show bf
+            , take 500 $ show bf
             ]
 
 data BuildFailure = DependencyFailed PackageName
diff --git a/stackage-curator.cabal b/stackage-curator.cabal
--- a/stackage-curator.cabal
+++ b/stackage-curator.cabal
@@ -1,5 +1,5 @@
 name:                stackage-curator
-version:             0.7.2.1
+version:             0.7.3
 synopsis:            Tools for curating Stackage bundles
 description:         Please see <http://www.stackage.org/package/stackage-curator> for a description and documentation.
 homepage:            https://github.com/fpco/stackage