AWS.md
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@@ -16,7 +16,7 @@ For the example below we are using an Amazon Linux AMI, 2018.03.0 (HVM), SSD Vol
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### Prerequisites
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First login to your running instance and install **tcsh**.
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-It is not typically provided but is required by several SBGrid titles.
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+It is not provided on linux by default but is required by several SBGrid titles.
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sudo yum install tcsh
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