diff --git a/Moosh/Command/Moodle310/Cache/CacheAddMemStore.php b/Moosh/Command/Moodle310/Cache/CacheAddMemStore.php
index 6551b0eb..4f6b848e 100644
--- a/Moosh/Command/Moodle310/Cache/CacheAddMemStore.php
+++ b/Moosh/Command/Moodle310/Cache/CacheAddMemStore.php
@@ -48,7 +48,7 @@ public function __construct() {
         $this->addOption('p|password:', "The server connection password");
         $this->addOption('k|key-prefix:', "The key prefix");
         $this->addOption('c|compression:', "Use compression for Mem Cache");
-        $this->addOption('h|hash:', "Sets the hash method for the Cache storage");
+        $this->addOption('hash:', "Sets the hash method for the Cache storage");
         $this->addOption('b|bufferwrites:', "Determines whether a buffer is written");
         $this->addOption('z|serialiser:', "Determines whether the cache store is serialised");
         $this->addOption('s|shared:', "Enables the cache to be shared");
diff --git a/Moosh/Command/Moodle33/Cache/CacheAddMemStore.php b/Moosh/Command/Moodle33/Cache/CacheAddMemStore.php
index 669c74bb..f90047b6 100644
--- a/Moosh/Command/Moodle33/Cache/CacheAddMemStore.php
+++ b/Moosh/Command/Moodle33/Cache/CacheAddMemStore.php
@@ -48,7 +48,7 @@ public function __construct() {
         $this->addOption('p|password:', "The server connection password");
         $this->addOption('k|key-prefix:', "The key prefix");
         $this->addOption('c|compression:', "Use compression for Mem Cache");
-        $this->addOption('h|hash:', "Sets the hash method for the Cache storage");
+        $this->addOption('hash:', "Sets the hash method for the Cache storage");
         $this->addOption('b|bufferwrites:', "Determines whether a buffer is written");
         $this->addOption('z|serialiser:', "Determines whether the cache store is serialised");
         $this->addOption('s|shared:', "Enables the cache to be shared");
diff --git a/Moosh/Command/Moodle39/Cache/CacheAddMemStore.php b/Moosh/Command/Moodle39/Cache/CacheAddMemStore.php
index 9b65594d..0e3ee575 100644
--- a/Moosh/Command/Moodle39/Cache/CacheAddMemStore.php
+++ b/Moosh/Command/Moodle39/Cache/CacheAddMemStore.php
@@ -50,7 +50,7 @@ public function __construct()
         $this->addOption('p|password:', "The server connection password");
         $this->addOption('k|key-prefix:', "The key prefix");
         $this->addOption('c|compression:', "Use compression for Mem Cache");
-        $this->addOption('h|hash:', "Sets the hash method for the Cache storage");
+        $this->addOption('hash:', "Sets the hash method for the Cache storage");
         $this->addOption('b|bufferwrites:', "Determines whether a buffer is written");
         $this->addOption('z|serialiser:', "Determines whether the cache store is serialised");
         $this->addOption('s|shared:', "Enables the cache to be shared");
diff --git a/Moosh/Command/Moodle39/GradeCategory/GradeCategoryList.php b/Moosh/Command/Moodle39/GradeCategory/GradeCategoryList.php
index f80d3d56..c7303b3d 100755
--- a/Moosh/Command/Moodle39/GradeCategory/GradeCategoryList.php
+++ b/Moosh/Command/Moodle39/GradeCategory/GradeCategoryList.php
@@ -15,7 +15,7 @@ public function __construct() {
         parent::__construct('list', 'gradecategory');
 
         $this->addOption('i|id', 'display id column only');
-        $this->addOption('h|hidden:', 'show all/yes/no if hidden', 'all');
+        $this->addOption('hidden:', 'show all/yes/no if hidden', 'all');
         $this->addOption('e|empty:', 'show only empty grade categories: all/yes/no if empty', 'all');
         $this->addOption('f|fields:', 'show only those fields in the output (comma separated)');
         $this->addOption('o|output:', 'output format: tab, csv', 'csv');
diff --git a/Moosh/Command/Moodle39/GradeItem/GradeItemList.php b/Moosh/Command/Moodle39/GradeItem/GradeItemList.php
index 3d73631e..faa8e79d 100755
--- a/Moosh/Command/Moodle39/GradeItem/GradeItemList.php
+++ b/Moosh/Command/Moodle39/GradeItem/GradeItemList.php
@@ -15,7 +15,7 @@ public function __construct() {
         parent::__construct('list', 'gradeitem');
 
         $this->addOption('i|id', 'display id column only');
-        $this->addOption('h|hidden:', 'show all/yes/no if hidden', 'all');
+        $this->addOption('hidden:', 'show all/yes/no if hidden', 'all');
         $this->addOption('l|locked:', 'show all/yes/no if locked', 'all');
         $this->addOption('e|empty:', 'show only scoreless grade items: all/yes/no if empty', 'all');
         $this->addOption('f|fields:', 'show only those fields in the output (comma separated)');