diff --git a/app/modules/prover/lib/blockGenerator.ts b/app/modules/prover/lib/blockGenerator.ts
index 6cd68b0cb2ceb659095c1ae4ee5f2450048c1f28..f22103495ae29609e5f64b6723f53ca5a1f76084 100644
--- a/app/modules/prover/lib/blockGenerator.ts
+++ b/app/modules/prover/lib/blockGenerator.ts
@@ -335,7 +335,7 @@ export class BlockGenerator {
     for (const newcomer of theNewcomers) {
       // New array of certifiers
       newCerts[newcomer] = newCerts[newcomer] || [];
-      // Check wether each certification of the block is from valid newcomer/member
+      // Check whether each certification of the block is from valid newcomer/member
       for (const cert of certsByKey[newcomer]) {
         const isAlreadyCertifying = certifiers.indexOf(cert.from) !== -1;
         if (!(isAlreadyCertifying && forBlock > 0)) {
@@ -390,7 +390,7 @@ export class BlockGenerator {
         // Look for certifications from initial joiners
         const certs = await this.dal.certsNotLinkedToTarget(idHash);
         foundCerts = Underscore.filter(certs, (cert:any) => {
-          // Add 'joiners && ': special case when block#0 not written ANd not joiner yet (avoid undefined error)
+          // Add 'joiners && ': special case when block#0 not written and not joiner yet (avoid undefined error)
           return !!(joiners && ~joiners.indexOf(cert.from))
         });
       } else {
diff --git a/app/modules/ws2p/lib/WS2PCluster.ts b/app/modules/ws2p/lib/WS2PCluster.ts
index 4456010c4fa935da423fb212e30677b559b0782a..0ffe1fb9baab48380d5a0526b349a9707cc1a993 100644
--- a/app/modules/ws2p/lib/WS2PCluster.ts
+++ b/app/modules/ws2p/lib/WS2PCluster.ts
@@ -822,9 +822,6 @@ export class WS2PCluster {
       return false
     }
 
-    // Is member key ?
-    const isMemberPeer = await this.server.dal.isMember(pub)
-
     // Do we have room?
     if (getConcurrentConnexionsCount() < maxConcurrentConnexionsSize) {
       // Yes: just connect to it
diff --git a/app/service/BlockchainService.ts b/app/service/BlockchainService.ts
index a6f96216cde28fd1234a455b3aed59ddaf109caa..ccd46bd069ebd7d0574e5a5fd0f7658aa149210b 100644
--- a/app/service/BlockchainService.ts
+++ b/app/service/BlockchainService.ts
@@ -433,10 +433,6 @@ export class BlockchainService extends FIFOService {
     })
   }
 
-  isMember() {
-    return this.dal.isMember(this.selfPubkey)
-  }
-
   // TODO: look in archives too
   getCountOfSelfMadePoW() {
     return this.dal.getCountOfPoW(this.selfPubkey)
diff --git a/server.ts b/server.ts
index dc8cd270f1f75efff7730a9424cea7d9cae6427b..598cdf76050ff6488ce72a5af8b7850652af0357 100644
--- a/server.ts
+++ b/server.ts
@@ -367,10 +367,6 @@ export class Server extends stream.Duplex implements HookableServer {
     return this.BlockchainService.getCountOfSelfMadePoW()
   }
   
-  isServerMember() {
-    return this.BlockchainService.isMember()
-  }
-
   checkConfig(): Promise<any> {
     if (!this.conf.pair) {
       throw new Error('No keypair was given.');