diff --git a/adodb.inc.php b/adodb.inc.php
index 269bd23c4..e7d867191 100644
--- a/adodb.inc.php
+++ b/adodb.inc.php
@@ -1466,7 +1466,7 @@ function HasFailedTrans() {
 	 * @param array|bool $inputarr holds the input data to bind to.
 	 *                             Null elements will be set to null.
 	 *
-	 * @return ADORecordSet|bool
+	 * @return ADORecordSet|false
 	 */
 	public function Execute($sql, $inputarr = false) {
 		if ($this->fnExecute) {
diff --git a/drivers/adodb-mysqli.inc.php b/drivers/adodb-mysqli.inc.php
index 545c69482..dcdb487bc 100644
--- a/drivers/adodb-mysqli.inc.php
+++ b/drivers/adodb-mysqli.inc.php
@@ -1091,16 +1091,6 @@ function Prepare($sql)
 		return array($sql,$stmt);
 	}
 
-	/**
-	 * Execute SQL
-	 *
-	 * @param string     $sql      SQL statement to execute, or possibly an array
-	 *                             holding prepared statement ($sql[0] will hold sql text)
-	 * @param array|bool $inputarr holds the input data to bind to.
-	 *                             Null elements will be set to null.
-	 *
-	 * @return ADORecordSet|bool
-	 */
 	public function execute($sql, $inputarr = false)
 	{
 		if ($this->fnExecute) {
diff --git a/drivers/adodb-oci8.inc.php b/drivers/adodb-oci8.inc.php
index ca7877219..211fa9a2c 100644
--- a/drivers/adodb-oci8.inc.php
+++ b/drivers/adodb-oci8.inc.php
@@ -971,16 +971,6 @@ function UpdateBlobFile($table,$column,$val,$where,$blobtype='BLOB')
 		return $rez;
 	}
 
-	/**
-	 * Execute SQL
-	 *
-	 * @param string|array $sql     SQL statement to execute, or possibly an array holding
-	 *                              prepared statement ($sql[0] will hold sql text).
-	 * @param array|false $inputarr holds the input data to bind to.
-	 *                              Null elements will be set to null.
-	 *
-	 * @return ADORecordSet|false
-	 */
 	function Execute($sql,$inputarr=false)
 	{
 		if ($this->fnExecute) {