diff --git a/doc/CertificateAuthorityWithNEO.txt b/doc/Certificate_Authority_with_NEO.adoc similarity index 100% rename from doc/CertificateAuthorityWithNEO.txt rename to doc/Certificate_Authority_with_NEO.adoc diff --git a/doc/OS-X-Codesigning.txt b/doc/OS_X_code_signing.adoc similarity index 100% rename from doc/OS-X-Codesigning.txt rename to doc/OS_X_code_signing.adoc diff --git a/doc/Windows-Certificate.txt b/doc/Windows_certificate.adoc similarity index 100% rename from doc/Windows-Certificate.txt rename to doc/Windows_certificate.adoc diff --git a/doc/YubiKey-NEO-PIV-Introduction.txt b/doc/YubiKey_NEO_PIV_introduction.adoc similarity index 100% rename from doc/YubiKey-NEO-PIV-Introduction.txt rename to doc/YubiKey_NEO_PIV_introduction.adoc