diff --git a/README.md b/README.md
index ba6a986093..90f17a5463 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ Cura
 
 This is the new, shiny frontend for Cura. [daid/Cura](https://github.com/daid/Cura.git) is the old legacy Cura that everyone knows and loves/hates.
 
-We re-worked the whole GUI code at Ultimaker, because the old code started to become a unmaintainable.
+We re-worked the whole GUI code at Ultimaker, because the old code started to become unmaintainable.
 
 
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