diff --git a/api/src/controllers/internal/processProgram.ts b/api/src/controllers/internal/processProgram.ts
index 791a3a9..0557c0f 100644
--- a/api/src/controllers/internal/processProgram.ts
+++ b/api/src/controllers/internal/processProgram.ts
@@ -49,7 +49,7 @@ export const processProgram = async (
     await moveFile(codePath + '.bkp', codePath)
 
     // we now need to poll the session status
-    while (session.state === SessionState.completed) {
+    while (session.state !== SessionState.completed) {
       await delay(50)
     }
   } else {
diff --git a/api/src/types/Session.ts b/api/src/types/Session.ts
index 1015e1e..31399e4 100644
--- a/api/src/types/Session.ts
+++ b/api/src/types/Session.ts
@@ -1,5 +1,5 @@
 export enum SessionState {
-  initialising = 'initialising', // session is initialising and nor ready to be used yet
+  initialising = 'initialising', // session is initialising and not ready to be used yet
   pending = 'pending', // session is ready to be used
   running = 'running', // session is in use
   completed = 'completed', // session is completed and can be destroyed