diff --git a/libwvdrmengine/docs/WidevineModularDRMSecurityIntegrationGuideforCENC_v13.pdf b/libwvdrmengine/docs/WidevineModularDRMSecurityIntegrationGuideforCENC_v15.pdf
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rename from libwvdrmengine/docs/WidevineModularDRMSecurityIntegrationGuideforCENC_v13.pdf
rename to libwvdrmengine/docs/WidevineModularDRMSecurityIntegrationGuideforCENC_v15.pdf
index 1e367c10..dff15148 100644
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