diff --git a/keyserver/src/creators/account-creator.js b/keyserver/src/creators/account-creator.js
--- a/keyserver/src/creators/account-creator.js
+++ b/keyserver/src/creators/account-creator.js
@@ -118,13 +118,12 @@
     VALUES ${[newUserRow]}
   `;
 
-  const [userViewerData, rustAPI] = await Promise.all([
+  const [userViewerData] = await Promise.all([
     createNewUserCookie(id, {
       platformDetails: request.platformDetails,
       deviceToken,
       signedIdentityKeysBlob,
     }),
-    getRustAPI(),
     deleteCookie(viewer.cookieID),
     dbQuery(newUserQuery),
   ]);
@@ -203,13 +202,16 @@
     );
 
     handleAsyncPromise(
-      rustAPI.registerUser(
-        id,
-        identityKeys.primaryIdentityPublicKeys.ed25519,
-        request.username,
-        request.password,
-        signedIdentityKeysBlob,
-      ),
+      (async () => {
+        const rustAPI = await getRustAPI();
+        await rustAPI.registerUser(
+          id,
+          identityKeys.primaryIdentityPublicKeys.ed25519,
+          request.username,
+          request.password,
+          signedIdentityKeysBlob,
+        );
+      })(),
     );
   }
 
diff --git a/keyserver/src/deleters/account-deleters.js b/keyserver/src/deleters/account-deleters.js
--- a/keyserver/src/deleters/account-deleters.js
+++ b/keyserver/src/deleters/account-deleters.js
@@ -49,7 +49,6 @@
 
   const deletedUserID = viewer.userID;
   await rescindPushNotifs(SQL`n.user = ${deletedUserID}`, SQL`NULL`);
-  const rustAPIPromise = getRustAPI();
   const knownUserInfos = await fetchKnownUserInfos(viewer);
   const usersToUpdate = values(knownUserInfos).filter(
     userID => userID !== deletedUserID,
@@ -97,9 +96,13 @@
       deviceToken: viewer.deviceToken,
     });
   }
-  promises.rustAPI = rustAPIPromise;
-  const { anonymousViewerData, rustAPI } = await promiseAll(promises);
-  handleAsyncPromise(rustAPI.deleteUser(deletedUserID));
+  const { anonymousViewerData } = await promiseAll(promises);
+  handleAsyncPromise(
+    (async () => {
+      const rustAPI = await getRustAPI();
+      await rustAPI.deleteUser(deletedUserID);
+    })(),
+  );
   if (anonymousViewerData) {
     viewer.setNewCookie(anonymousViewerData);
   }
diff --git a/keyserver/src/responders/user-responders.js b/keyserver/src/responders/user-responders.js
--- a/keyserver/src/responders/user-responders.js
+++ b/keyserver/src/responders/user-responders.js
@@ -405,10 +405,8 @@
     WHERE LCASE(username) = LCASE(${username})
   `;
   promises.userQuery = dbQuery(userQuery);
-  promises.rustAPI = getRustAPI();
   const {
     userQuery: [userResult],
-    rustAPI,
   } = await promiseAll(promises);
 
   if (userResult.length === 0) {
@@ -428,13 +426,17 @@
   const id = userRow.id.toString();
 
   if (identityKeys && signedIdentityKeysBlob) {
+    const constIdentityKeys = identityKeys;
     handleAsyncPromise(
-      rustAPI.loginUserPake(
-        id,
-        identityKeys.primaryIdentityPublicKeys.ed25519,
-        request.password,
-        signedIdentityKeysBlob,
-      ),
+      (async () => {
+        const rustAPI = await getRustAPI();
+        await rustAPI.loginUserPake(
+          id,
+          constIdentityKeys.primaryIdentityPublicKeys.ed25519,
+          request.password,
+          signedIdentityKeysBlob,
+        );
+      })(),
     );
   }
 
@@ -578,7 +580,7 @@
     handleAsyncPromise(
       (async () => {
         const rustAPI = await getRustAPI();
-        rustAPI.loginUserWallet(
+        await rustAPI.loginUserWallet(
           userIDCopy,
           identityKeysCopy.primaryIdentityPublicKeys.ed25519,
           siweMessage.toMessage(),