diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,7 @@
+0.5.1.0
+=======
+* Loosen deps
+
 0.5.0.0
 =======
 * Update template for ESv1 to not analyze certain fields like host and
diff --git a/katip-elasticsearch.cabal b/katip-elasticsearch.cabal
--- a/katip-elasticsearch.cabal
+++ b/katip-elasticsearch.cabal
@@ -1,7 +1,7 @@
 name:                katip-elasticsearch
 synopsis:            ElasticSearch scribe for the Katip logging framework.
 description:         See README.md for more details.
-version:             0.5.0.0
+version:             0.5.1.0
 license:             BSD3
 license-file:        LICENSE
 author:              Ozgun Ataman, Michael Xavier
@@ -39,7 +39,7 @@
     , bloodhound >= 0.13.0.0 && < 0.17
     , uuid >= 1.3.12 && < 1.4
     , aeson >=0.6
-    , stm >= 2.4.3 && < 2.5
+    , stm >= 2.4.3 && < 2.6
     , stm-chans >= 3.0.0.2 && < 3.1
     , async >= 2.0.1.0 && < 3.0
     , enclosed-exceptions >= 1.0.0 && < 1.1