diff --git a/middleman-x86-mingw32.gemspec b/middleman-x86-mingw32.gemspec
index fc3db9b4..1a7cb431 100644
--- a/middleman-x86-mingw32.gemspec
+++ b/middleman-x86-mingw32.gemspec
@@ -59,7 +59,7 @@ eos
   s.add_dependency("win32-process", ["~> 0.6.5"])
   s.add_dependency("rb-fchange")
   
-  s.add_dependency("guard", ["~> 0.6.2"])
+  s.add_dependency("guard", ["~> 0.8.8"])
   s.add_dependency("middleman-livereload", ["~> 0.2.0"])
   
   # Development and test
diff --git a/middleman.gemspec b/middleman.gemspec
index 28e426c4..f29098b2 100644
--- a/middleman.gemspec
+++ b/middleman.gemspec
@@ -57,7 +57,7 @@ eos
   s.add_dependency("padrino-core", ["~> 0.10.5"])
   s.add_dependency("padrino-helpers", ["~> 0.10.5"])
   
-  s.add_dependency("guard", ["~> 0.6.2"])
+  s.add_dependency("guard", ["~> 0.8.8"])
   s.add_dependency("middleman-livereload", ["~> 0.2.0"])
   
   # Development and test