--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -428,7 +428,8 @@
 			return None;
 		}
 
-		let limits = collection.unwrap().limits;
+		let collection = collection.unwrap();
+		let limits = collection.limits;
 		let effective_limits = CollectionLimits {
 			account_token_ownership_limit: Some(limits.account_token_ownership_limit()),
 			sponsored_data_size: Some(limits.sponsored_data_size()),
@@ -438,7 +439,13 @@
 					.unwrap_or(SponsoringRateLimit::SponsoringDisabled),
 			),
 			token_limit: Some(limits.token_limit()),
-			sponsor_transfer_timeout: Some(limits.sponsor_transfer_timeout(MAX_SPONSOR_TIMEOUT)),
+			sponsor_transfer_timeout: Some(limits.sponsor_transfer_timeout(
+				match collection.mode {
+					CollectionMode::NFT => NFT_SPONSOR_TRANSFER_TIMEOUT,
+					CollectionMode::Fungible(_) => FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT,
+					CollectionMode::ReFungible => REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT,
+				},
+			)),
 			sponsor_approve_timeout: Some(limits.sponsor_approve_timeout()),
 			owner_can_transfer: Some(limits.owner_can_transfer()),
 			owner_can_destroy: Some(limits.owner_can_destroy()),
--- a/tests/src/limits.test.ts
+++ b/tests/src/limits.test.ts
@@ -409,20 +409,20 @@
         expect(limits).to.be.any;
         
         // Check that limits is undefined
-        expect(limits.accountTokenOwnershipLimit.isNone).to.be.true;
-        expect(limits.sponsoredDataSize.isNone).to.be.true;
-        expect(limits.sponsoredDataRateLimit.isNone).to.be.true;
-        expect(limits.tokenLimit.isNone).to.be.true;
-        expect(limits.sponsorTransferTimeout.isNone).to.be.true;
-        expect(limits.sponsorApproveTimeout.isNone).to.be.true;
-        expect(limits.ownerCanTransfer.isNone).to.be.true;
-        expect(limits.ownerCanDestroy.isNone).to.be.true;
-        expect(limits.transfersEnabled.isNone).to.be.true;
+        expect(limits.accountTokenOwnershipLimit.toHuman()).to.be.null;
+        expect(limits.sponsoredDataSize.toHuman()).to.be.null;
+        expect(limits.sponsoredDataRateLimit.toHuman()).to.be.null;
+        expect(limits.tokenLimit.toHuman()).to.be.null;
+        expect(limits.sponsorTransferTimeout.toHuman()).to.be.null;
+        expect(limits.sponsorApproveTimeout.toHuman()).to.be.null;
+        expect(limits.ownerCanTransfer.toHuman()).to.be.null;
+        expect(limits.ownerCanDestroy.toHuman()).to.be.null;
+        expect(limits.transfersEnabled.toHuman()).to.be.null;
       }
 
       {
         const limits = await api.rpc.unique.effectiveCollectionLimits(11111);
-        expect(limits.isNone).to.be.true;
+        expect(limits.toHuman()).to.be.null;
       }
 
       {
@@ -430,17 +430,16 @@
         expect(limitsOpt.isNone).to.be.false;
         const limits = limitsOpt.unwrap();
 
-        console.log(limits);
-        expect(limits.accountTokenOwnershipLimit.isSome).to.be.true;
-        expect(limits.sponsoredDataSize.isSome).to.be.true;
-        expect(limits.sponsoredDataRateLimit.isSome).to.be.true;
-        expect(limits.tokenLimit.isSome).to.be.true;
-        expect(limits.sponsorTransferTimeout.isSome).to.be.true;
-        expect(limits.sponsorApproveTimeout.isSome).to.be.true;
-        expect(limits.ownerCanTransfer.isSome).to.be.true;
-        expect(limits.ownerCanDestroy.isSome).to.be.true;
-        expect(limits.transfersEnabled.isSome).to.be.true;
+        expect(limits.accountTokenOwnershipLimit.toHuman()).to.be.eq('100,000');
+        expect(limits.sponsoredDataSize.toHuman()).to.be.eq('2,048');
+        expect(limits.sponsoredDataRateLimit.toHuman()).to.be.eq('SponsoringDisabled');
+        expect(limits.tokenLimit.toHuman()).to.be.eq('4,294,967,295');
+        expect(limits.sponsorTransferTimeout.toHuman()).to.be.eq('5');
+        expect(limits.sponsorApproveTimeout.toHuman()).to.be.eq('5');
+        expect(limits.ownerCanTransfer.toHuman()).to.be.true;
+        expect(limits.ownerCanDestroy.toHuman()).to.be.true;
+        expect(limits.transfersEnabled.toHuman()).to.be.true;
       }
     });
   });
-});
\ No newline at end of file
+});