Fixed misspelling.

Author: 1Codealot

README.md

@@ -35,7 +35,7 @@ square-1
 
 #### Event modifiers
 `-b` (or `-B`) will generate scrambles for blindfolded events for 3x3, 4x4 and 5x5.
-###### NOTE: May work of FMC
+###### NOTE: May work on FMC
 
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