Revert "Update signup.tsx (#525)" (#541)

This reverts commit df79492c4d37a04d00db47d476725d70406d01c6.

diff --git a/src/shared/components/home/signup.tsx b/src/shared/components/home/signup.tsx
index 75e78561db10d1006f2b7f1d597f007a0f4174a8..8effa9586ff9909f7453d8268488571df3dcc24c 100644 (file)
--- a/src/shared/components/home/signup.tsx
+++ b/src/shared/components/home/signup.tsx
@@ -154,7 +154,7 @@ export class Signup extends Component<any, State> {
               onInput={linkEvent(this, this.handleRegisterUsernameChange)}
               required
               minLength={3}
-              pattern="[a-z0-9_]+"
+              pattern="[a-zA-Z0-9_]+"
               title={i18n.t("community_reqs")}
             />
           </div>