diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index 5e3fd7a..cfa561c 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -249,7 +249,7 @@
 		// escape LIKE condition wildcards
 		if ($like === TRUE)
 		{
-			return str_replace(array($this->_like_escape_chr.$this->_like_escape_chr, '%', '_'),
+			return str_replace(array($this->_like_escape_chr, '%', '_'),
 						array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'),
 						$str);
 		}