Lately, a more and more frequently used method to enhance and maintain software is through software updates. These updates are distributed over the Internet in order to fix bugs, improve base-software, or add new functionalities. This research paper extends theory in the IS topic of post-adoption and examines the effect of software updates on the individual hedonic software user. We develop a digital game and use it in a web-based experiment with 225 participants who are randomly assigned to three distinct groups. We adapt the IS continuance model and assess the effects of a functional software update and a placebo update notification through inter group comparisons. Our study unveils that while a functional software update leads to an increase in perceived enjoyment, satisfaction, continuance intention, and disconfirmation, albeit the placebo update notification does not. Finally, implications for research and practice are discussed