diff --git a/lib/load_gen/activities/add_email.js b/lib/load_gen/activities/add_email.js
index aa12ba00d45ce82202512b4d8d63840d0b484829..6ec6a4bd87bbcf073f3f0c2687a9091527c91e12 100644
--- a/lib/load_gen/activities/add_email.js
+++ b/lib/load_gen/activities/add_email.js
@@ -41,7 +41,7 @@ const
 wcli = require("../../wsapi_client.js"),
 userdb = require("../user_db.js"),
 winston = require('winston'),
-prepare = require('../prepare.js');
+common = require('../common.js');
 
 exports.startFunc = function(cfg, cb) {
   // 1. RP includes include.js
@@ -80,7 +80,7 @@ exports.startFunc = function(cfg, cb) {
 
   var origin = userdb.any(user.sites);
 
-  prepare.auth(cfg, user, context, user.emails[0], function(err) {
+  common.auth(cfg, user, context, user.emails[0], function(err) {
     if (err) return cb(err);
     // stage them
     wcli.post(cfg, '/wsapi/stage_email', context, {
@@ -133,9 +133,9 @@ exports.startFunc = function(cfg, cb) {
             }
 
             // now generate a key
-            prepare.authAndKey(cfg, user, context, email, function(err) {
+            common.authAndKey(cfg, user, context, email, function(err) {
               if (err) return cb(err);
-              prepare.genAssertionAndVerify(cfg, user, context, email, origin, function(err) {
+              common.genAssertionAndVerify(cfg, user, context, email, origin, function(err) {
                 cb(err);
               });
             });
diff --git a/lib/load_gen/activities/signin.js b/lib/load_gen/activities/signin.js
index e75613f13335d1112e35d0538ad3781804fc92bd..72be75773b0eff8a9c86fbe4b494514a9bbc864b 100644
--- a/lib/load_gen/activities/signin.js
+++ b/lib/load_gen/activities/signin.js
@@ -43,7 +43,7 @@ wcli = require("../../wsapi_client.js"),
 userdb = require("../user_db.js"),
 winston = require('winston'),
 crypto = require('../crypto'),
-prepare = require('../prepare');
+common = require('../common');
 
 exports.startFunc = function(cfg, cb) {
 
@@ -79,9 +79,9 @@ exports.startFunc = function(cfg, cb) {
   var origin = userdb.any(user.sites);
 
   // establish session context and authenticate if needed
-  prepare.authAndKey(cfg, user, context, email, function(err) {
+  common.authAndKey(cfg, user, context, email, function(err) {
     if (err) return cb(err);
-    prepare.genAssertionAndVerify(cfg, user, context, email, origin, function(err) {
+    common.genAssertionAndVerify(cfg, user, context, email, origin, function(err) {
       cb(err);
     });
   });
diff --git a/lib/load_gen/activities/signup.js b/lib/load_gen/activities/signup.js
index e628b39581682ffa7f2fce56967486934f469e79..56e9adda7e2ad7dfa9e00fc54127adefe09a7422 100644
--- a/lib/load_gen/activities/signup.js
+++ b/lib/load_gen/activities/signup.js
@@ -38,7 +38,7 @@ const
 wcli = require("../../wsapi_client.js"),
 userdb = require("../user_db.js"),
 winston = require('winston'),
-prepare = require('../prepare');
+common = require('../common');
 
 /* this file is the "signup" activity, which simulates the process of a new user
  * signing up for browserid. */
@@ -110,7 +110,7 @@ exports.startFunc = function(cfg, cb) {
         }
         // and now let's prepare this idenity in this context (get a keypair
         // and certify it)
-        prepare.authAndKey(cfg, user, context, email, function(err) {
+        common.authAndKey(cfg, user, context, email, function(err) {
           cb(err);
         });
       });
diff --git a/lib/load_gen/prepare.js b/lib/load_gen/common.js
similarity index 100%
rename from lib/load_gen/prepare.js
rename to lib/load_gen/common.js