diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ### Upcoming
 
+### v1.0.1.5
+
+* Bumped max version constraint of werewolf.
+
 ### v1.0.1.4
 
 *Revisions*
diff --git a/werewolf-slack.cabal b/werewolf-slack.cabal
--- a/werewolf-slack.cabal
+++ b/werewolf-slack.cabal
@@ -1,5 +1,5 @@
 name:           werewolf-slack
-version:        1.0.1.4
+version:        1.0.1.5
 
 author:         Henry J. Wylde
 maintainer:     public@hjwylde.com
@@ -48,4 +48,4 @@
         text == 1.2.*,
         wai == 3.2.*,
         warp == 3.2.*,
-        werewolf >= 0.5 && < 1.5
+        werewolf >= 0.5 && < 1.6