diff --git a/README.md b/README.md
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--- a/README.md
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@@ -9,7 +9,7 @@
 ## Gemstone
 
 Gemstone is a programming language compiler (short: GSC) written in C based on flex and GNU bison.
-Is uses LLVM to produce optimized native binaries for many platforms and uses its own builtin build system for more complex project management.
+It uses LLVM to produce optimized native binaries for many platforms and uses its own builtin build system for more complex project management.
 
 ## Dependencies (build)