diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48e8654d8..9d775b7a5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+# v1.4.3
+## mm/dd/2018
+
+1. [](#bugfix)
+    * ix for bad reference to `ZipArchive` in `GPM::Installer`
+
 # v1.4.2
 ## 03/21/2018
 
@@ -11,7 +17,7 @@
     * Fixed an issue with Markdown Video and Audio that broke after Parsedown 1.7.0 Security updates [#1924](https://github.com/getgrav/grav/issues/1924)
     * Fix for case-sensitive page metadata [admin#1370](https://github.com/getgrav/grav-plugin-admin/issues/1370)
     * Fixed missing composer requirements for the new `Grav\Framework\Uri` classes
-    * Added missing PSR-7 vendor library required for URI additions in Grav 1.4.0
+    * Added missing PSR-7 vendor library required for URI additions in Grav 1.4.0 
 
 # v1.4.1
 ## 03/11/2018
diff --git a/system/src/Grav/Common/GPM/Installer.php b/system/src/Grav/Common/GPM/Installer.php
index a32e1e1b0..25507f261 100644
--- a/system/src/Grav/Common/GPM/Installer.php
+++ b/system/src/Grav/Common/GPM/Installer.php
@@ -202,35 +202,35 @@ class Installer
     protected static function getZipError($res)
     {
         switch($res){
-            case ZipArchive::ER_EXISTS:
+            case \ZipArchive::ER_EXISTS:
                 $error = "File already exists.";
                 break;
 
-            case ZipArchive::ER_INCONS:
+            case \ZipArchive::ER_INCONS:
                 $error = "Zip archive inconsistent.";
                 break;
 
-            case ZipArchive::ER_MEMORY:
+            case \ZipArchive::ER_MEMORY:
                 $error = "Malloc failure.";
                 break;
 
-            case ZipArchive::ER_NOENT:
+            case \ZipArchive::ER_NOENT:
                 $error = "No such file.";
                 break;
 
-            case ZipArchive::ER_NOZIP:
+            case \ZipArchive::ER_NOZIP:
                 $error = "Not a zip archive.";
                 break;
 
-            case ZipArchive::ER_OPEN:
+            case \ZipArchive::ER_OPEN:
                 $error = "Can't open file.";
                 break;
 
-            case ZipArchive::ER_READ:
+            case \ZipArchive::ER_READ:
                 $error = "Read error.";
                 break;
 
-            case ZipArchive::ER_SEEK:
+            case \ZipArchive::ER_SEEK:
                 $error = "Seek error.";
                 break;