diff --git a/INSTALL.txt b/INSTALL.txt
index 6d5e512d03f9bd634cbf05acbef85acdb8e4b974..afe9ea4f259eaaf57af721fddf22e0d16ec5b8bc 100644
--- a/INSTALL.txt
+++ b/INSTALL.txt
@@ -5,8 +5,7 @@ Decompress the print-n.x-n.n.tar.gz file into your Drupal modules
 directory (usually sites/all/modules, see http://drupal.org/node/176044 for
 more information).
 
-Enable the print module: Administer > Site building > Modules
-  (admin/build/modules)
+Enable the print module: Administer > Modules (admin/modules)
 
 PDF TOOL
 --------
diff --git a/README.txt b/README.txt
index cbc1a8551297b13effe352b9fa5138a2b01d8535..1ed90c30e8571a455775f9d2953fb8f2bb79d05a 100644
--- a/README.txt
+++ b/README.txt
@@ -24,7 +24,7 @@ CONFIGURATION
 
 - There are several settings that can be configured in the following places:
 
-  Administer > Site building > Modules (admin/build/modules)
+  Administer > Modules (admin/modules)
     Enable or disable the module. (default: disabled)
 
   Administer > People > Permissions (admin/people/permissions)
diff --git a/print_pdf/print_pdf.module b/print_pdf/print_pdf.module
index be38975cd8541daa55d922c41b3e919c7a24f116..6903af0d7238df2fbd24d8e7915d3fa3d40b0209 100644
--- a/print_pdf/print_pdf.module
+++ b/print_pdf/print_pdf.module
@@ -173,6 +173,19 @@ function print_pdf_requirements($phase) {
           'severity' => REQUIREMENT_ERROR,
         );
       }
+      else {
+        if (basename($print_pdf_pdf_tool) == 'dompdf_config.inc.php') {
+          $directory = dirname($print_pdf_pdf_tool) .'/lib/fonts';
+          if (!is_dir($directory) || !is_writable($directory)) {
+            $requirements['print_pdf_tool'] = array(
+              'title' => $t('DOMPDF font cache directory'),
+              'value' => $t('Non-writable permissions'),
+              'description' => $t('You must change the %fontdir permissions to be writable, as dompdf requires write-access to that directory.', array('%fontdir' => $directory)),
+              'severity' => REQUIREMENT_ERROR,
+            );
+          }
+        }
+      }
       break;
   }
   return $requirements;