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diff --git a/unit06_trust_dig_cert/.DS_Store b/unit06_trust_dig_cert/.DS_Store
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diff --git a/unit06_trust_dig_cert/lab/~$w_lab06.docx b/unit06_trust_dig_cert/lab/~$w_lab06.docx
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diff --git a/unit07_tunnelling/.DS_Store b/unit07_tunnelling/.DS_Store
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diff --git a/unit07_tunnelling/lecture/unit07_tunnelling.pptx b/unit07_tunnelling/lecture/unit07_tunnelling.pptx
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diff --git a/unit06_trust_dig_cert/lecture/~$unit06_digital_cert.pptx b/unit07_tunnelling/lecture/~$unit07_tunnelling.pptx
similarity index 100%
rename from unit06_trust_dig_cert/lecture/~$unit06_digital_cert.pptx
rename to unit07_tunnelling/lecture/~$unit07_tunnelling.pptx