diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,10 @@
 # Revision history for fold-debounce-conduit
 
+## 0.2.0.2  -- 2018-09-23
+
+* Confirm test with `stm-2.5.0.0`.
+
+
 ## 0.2.0.1  -- 2018-04-02
 
 * Confirm test with `base-4.11.0.0`.
diff --git a/fold-debounce-conduit.cabal b/fold-debounce-conduit.cabal
--- a/fold-debounce-conduit.cabal
+++ b/fold-debounce-conduit.cabal
@@ -1,5 +1,5 @@
 name:                   fold-debounce-conduit
-version:                0.2.0.1
+version:                0.2.0.2
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -24,7 +24,7 @@
                         conduit >=1.3.0 && <1.4,
                         fold-debounce >=0.2.0 && <0.3,
                         resourcet >=1.2.0 && <1.3,
-                        stm >=2.4.4.1 && <2.5,
+                        stm >=2.4.4.1 && <2.6,
                         transformers >=0.5.2 && <0.6,
                         transformers-base >=0.4.4 && <0.5