diff --git a/CHANGELOG b/CHANGELOG
new file mode 100644
index 00000000..d4cd224b
--- /dev/null
+++ b/CHANGELOG
@@ -0,0 +1,13 @@
+# dev
+
+- n/a
+
+### 1.0.1
+
+- Fix bug preventing UvReactor::tick() from returning when no
+  events are ready for a single active IO watcher.
+
+1.0.0
+-----
+
+- Initial stable API release
diff --git a/lib/UvReactor.php b/lib/UvReactor.php
index 343bb607..027c7596 100644
--- a/lib/UvReactor.php
+++ b/lib/UvReactor.php
@@ -90,7 +90,8 @@ public function run(callable $onStart = null) {
             if (empty($this->keepAliveCount) || $this->state <= self::STOPPED) {
                 break;
             }
-            \uv_run($this->loop, \UV::RUN_DEFAULT | (empty($this->immediates) ? \UV::RUN_ONCE : \UV::RUN_NOWAIT));
+            $flags = \UV::RUN_ONCE | ($this->immediates ? \UV::RUN_NOWAIT : 0);
+            \uv_run($this->loop, $flags);
         }
 
         \gc_collect_cycles();
@@ -148,8 +149,8 @@ public function tick($noWait = false) {
         }
 
         // Check the conditional again because a manual stop() could've changed the state
-        if ($this->state) {
-            $flags = $noWait || !empty($this->immediates) ? (\UV::RUN_NOWAIT | \UV::RUN_ONCE) : \UV::RUN_ONCE;
+        if ($this->state > 0) {
+            $flags = ($noWait || $this->immediates) ? (\UV::RUN_DEFAULT | \UV::RUN_NOWAIT) : \UV::RUN_ONCE;
             \uv_run($this->loop, $flags);
         }