diff --git a/src/service-workers/database.worker.js b/src/service-workers/database.worker.js
index 918cc7d..daf65e2 100755
--- a/src/service-workers/database.worker.js
+++ b/src/service-workers/database.worker.js
@@ -32,13 +32,10 @@ self.addEventListener('message', async (event) => {
 
       // Iterate on each process
       if (myProcesses && myProcesses.length != 0) {
-        console.log(myProcesses);
         for (const process of myProcesses) {
-          console.log(process);
           // Iterate on states
           for (const state of process.states) {
             if (!state.pcd_commitment) continue;
-            console.log(state);
             // iterate on pcd_commitment
             for (const hash of Object.values(state.pcd_commitment)) {
               // Check if we have the data in db
@@ -49,8 +46,9 @@ self.addEventListener('message', async (event) => {
                 await addDiff(process, state, hash)
               } else {
                 // We remove it if we have it in the set
-                console.log(`Removing ${hash} from the set`);
-                toDownload.delete(hash);
+                if (toDownload.delete(hash)) {
+                  console.log(`Removing ${hash} from the set`);
+                }
               }
             }
           }
@@ -260,7 +258,6 @@ async function addDiff(processId, stateId, hash) {
   });
 
   if (!existingDiff) { 
-    console.log('Inserting a diff');
     const newDiff = {
       process_id: processId,
       state_id: stateId,