diff --git a/polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.js b/polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.ts
similarity index 100%
rename from polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.js
rename to polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.ts
diff --git a/polygerrit-ui/app/elements/shared/gr-account-chip/gr-account-chip.js b/polygerrit-ui/app/elements/shared/gr-account-chip/gr-account-chip.ts
similarity index 100%
rename from polygerrit-ui/app/elements/shared/gr-account-chip/gr-account-chip.js
rename to polygerrit-ui/app/elements/shared/gr-account-chip/gr-account-chip.ts
diff --git a/polygerrit-ui/app/elements/shared/gr-account-label/gr-account-label.js b/polygerrit-ui/app/elements/shared/gr-account-label/gr-account-label.ts
similarity index 100%
rename from polygerrit-ui/app/elements/shared/gr-account-label/gr-account-label.js
rename to polygerrit-ui/app/elements/shared/gr-account-label/gr-account-label.ts
diff --git a/polygerrit-ui/app/elements/shared/gr-account-link/gr-account-link.js b/polygerrit-ui/app/elements/shared/gr-account-link/gr-account-link.ts
similarity index 100%
rename from polygerrit-ui/app/elements/shared/gr-account-link/gr-account-link.js
rename to polygerrit-ui/app/elements/shared/gr-account-link/gr-account-link.ts
diff --git a/polygerrit-ui/app/elements/shared/gr-hovercard-account/gr-hovercard-account.js b/polygerrit-ui/app/elements/shared/gr-hovercard-account/gr-hovercard-account.ts
similarity index 100%
rename from polygerrit-ui/app/elements/shared/gr-hovercard-account/gr-hovercard-account.js
rename to polygerrit-ui/app/elements/shared/gr-hovercard-account/gr-hovercard-account.ts