diff --git a/CHANGELOG.md b/CHANGELOG.md
index 343cde9..155dd13 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Document Search Changelog
 
+## 1.0.3 - 2020-10-27
+### Fixed
+- Fix environment variable for pdftotext path not working (#5)
+
 ## 1.0.2 - 2019-11-09
 ### Changed
 - Loosen version constraints on dependencies
diff --git a/composer.json b/composer.json
index eac5178..5bae682 100755
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "name": "venveo/craft-documentsearch",
     "description": "Extract the contents of text documents and add to Craft's search index",
     "type": "craft-plugin",
-    "version": "1.0.2",
+    "version": "1.0.3",
     "keywords": [
         "craft",
         "cms",
diff --git a/src/DocumentSearch.php b/src/DocumentSearch.php
index a3c368e..d598d70 100755
--- a/src/DocumentSearch.php
+++ b/src/DocumentSearch.php
@@ -85,7 +85,7 @@ protected function settingsHtml(): string
             [
                 'settings' => $this->getSettings(),
                 'binaries' => [
-                    'pdftotext' => is_file($this->getSettings()->pdfToTextExecutable)
+                    'pdftotext' => is_file(Craft::parseEnv($this->getSettings()->pdfToTextExecutable))
                 ]
             ]
         );
diff --git a/src/models/Settings.php b/src/models/Settings.php
index 67f4b50..11bdf5b 100755
--- a/src/models/Settings.php
+++ b/src/models/Settings.php
@@ -11,6 +11,7 @@
 namespace venveo\documentsearch\models;
 
 use craft\base\Model;
+use craft\behaviors\EnvAttributeParserBehavior;
 
 /**
  * @author    Venveo
@@ -23,8 +24,18 @@ class Settings extends Model
     public $maximumDocumentSize = 1024 * 4;
     public $indexVolumes = [];
 
-    // Public Methods
-    // =========================================================================
+
+    public function behaviors()
+    {
+        $behaviors = parent::behaviors();
+        $behaviors['parser'] = [
+            'class' => EnvAttributeParserBehavior::class,
+            'attributes' => [
+                'pdfToTextExecutable'
+            ],
+        ];
+        return $behaviors;
+    }
 
     /**
      * @inheritdoc
diff --git a/src/services/DocumentContentService.php b/src/services/DocumentContentService.php
index 5f43380..47cebc2 100755
--- a/src/services/DocumentContentService.php
+++ b/src/services/DocumentContentService.php
@@ -110,6 +110,6 @@ public function extractContentFromPDF($filepath): string
         Craft::info('Extracting PDF content from: '.$filepath, __METHOD__);
         // change directory to guarantee writable directory
         chdir(Craft::$app->path->getAssetsPath().DIRECTORY_SEPARATOR);
-        return Pdf::getText($filepath, Plugin::$plugin->getSettings()->pdfToTextExecutable);
+        return Pdf::getText($filepath, Craft::parseEnv(Plugin::$plugin->getSettings()->pdfToTextExecutable));
     }
 }