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changelog.d/pr-10646.md

@@ -43,7 +43,7 @@ be have been easier but for a catch. We run these tests with older `GHC`
 versions so would need to use `-XCPP` for those versions and the C preprocessor
 does not play nicely with string gaps. While it is possible to encode a
 multiline string as a single line with in embedded LF characters or by breaking
-the line up abitrarily and using `++` concatenation or by calling unlines on a
+the line up arbitrarily and using `++` concatenation or by calling unlines on a
 list of lines, string gaps are the multiline strings of Haskell prior to
 `-XMultilineStrings`.