The 27 year old English man has made his 350th appearance for the Gunners scrumptious win over Chelsea and he thinks that things are finally changing for him after his difficult period.
Theo Walcott tastes his prominent run in the Gunners first team and says that he has changed himself a lot since difficult 2015-2016 season.
The Arsenal winger debuted for Gunners in February on the opening weekend is the season, there they have faced a defeat by the Reds by 4-3, but still he has managed to retain his spot.
He is in the starting lineup for the Gunners in this season, and he has made his 350th appearance for the club against Chelsea on Saturday where they managed to win against the Blues by 3-0.
Next they will face FC Basel in their champions league campaign, in their first match they have managed to draw against the French champions PSG.
"I found it difficult towards the end of last season, I didn't get many opportunities," said Walcott at a pre-match news conference.
"I spoke to many people and woke up something in my system - I am completely different.
"I just want to do better and better, after all the faith people have had in me.
"Maybe in the past I was thinking about others rather than myself, and I think it's about getting the balance right.
"There are always ups and downs, but it's all about now, and now it is going well."