diff --git a/CHANGELOG.md b/CHANGELOG.md
index 762c53f6..63fbe34c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -78,6 +78,11 @@
   * Added support for the PHP 7.x `mongodb` extension in the MongoDBHandler
   * Fixed many minor issues in various handlers, and probably added a few regressions too
 
+### 1.25.5 (2020-07-23)
+
+  * Fixed array access on null in RavenHandler
+  * Fixed unique_id in WebProcessor not being disableable
+
 ### 1.25.4 (2020-05-22)
 
   * Fixed GitProcessor type error when there is no git repo present
diff --git a/src/Monolog/Handler/StreamHandler.php b/src/Monolog/Handler/StreamHandler.php
index 3a3460d0..344bd305 100644
--- a/src/Monolog/Handler/StreamHandler.php
+++ b/src/Monolog/Handler/StreamHandler.php
@@ -108,7 +108,7 @@ class StreamHandler extends AbstractProcessingHandler
             if (!is_resource($this->stream)) {
                 $this->stream = null;
 
-                throw new \UnexpectedValueException(sprintf('The stream or file "%s" could not be opened: '.$this->errorMessage, $this->url));
+                throw new \UnexpectedValueException(sprintf('The stream or file "%s" could not be opened in append mode: '.$this->errorMessage, $this->url));
             }
         }