diff --git a/.gitignore b/.gitignore
index 3c3629e..eb79dd5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 node_modules
+.idea
diff --git a/lib/tesseract.js b/lib/tesseract.js
index 2f7e13c..290a472 100644
--- a/lib/tesseract.js
+++ b/lib/tesseract.js
@@ -23,7 +23,8 @@ var Tesseract = {
     'l': 'eng',
     'psm': 3,
     'config': null,
-    'binary': 'tesseract'
+    'binary': 'tesseract',
+    'debug': false
   },
 
   /**
@@ -63,7 +64,7 @@ var Tesseract = {
     }
 
     if (options.psm !== null) {
-      command.push('-psm ' + options.psm);
+      command.push('--psm ' + options.psm);
     }
 
     if (options.config !== null) {
@@ -74,6 +75,12 @@ var Tesseract = {
 
     var opts = options.env || {};
 
+    if(options.debug) {
+        console.log(`command: ${command}`);
+        console.log(`opts: ${opts}`);
+        console.log(`output: ${output}`);
+    }
+
     // Run the tesseract command
     exec(command, opts, function(err) {
       if (err) {