diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for fold-debounce
 
+## 0.2.0.9  -- 2019-10-04
+
+* Confirmed test with `time-1.9.3`.
+
 ## 0.2.0.8  -- 2018-09-23
 
 * Confirmed test with `stm-2.5.0.0`.
diff --git a/fold-debounce.cabal b/fold-debounce.cabal
--- a/fold-debounce.cabal
+++ b/fold-debounce.cabal
@@ -1,5 +1,5 @@
 name:                   fold-debounce
-version:                0.2.0.8
+version:                0.2.0.9
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -23,7 +23,7 @@
   build-depends:        base >= 4.6.0 && <5.0,
                         data-default-class >=0.0.1 && <0.2,
                         stm >=2.4.2 && <2.6,
-                        time >=1.4.0 && <1.9,
+                        time >=1.4.0 && <1.10,
                         stm-delay >=0.1.1 && <0.2
 
 test-suite spec