diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 48c5b253..2ec0892f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: denoland/deno:1.46.3
+image: denoland/deno:2.0.0-rc.3
 
 default:
   interruptible: true
diff --git a/scripts/db-export.ts b/scripts/db-export.ts
index 71939105..780a5ebc 100644
--- a/scripts/db-export.ts
+++ b/scripts/db-export.ts
@@ -102,7 +102,7 @@ async function exportEvents(args: ExportFilter) {
   let filter: NostrFilter = {};
   try {
     filter = buildFilter(args);
-  } catch (e) {
+  } catch (e: any) {
     die(1, e.message || e.toString());
   }
 
diff --git a/src/controllers/nostr/relay.ts b/src/controllers/nostr/relay.ts
index b2bb8dba..3fd6b29a 100644
--- a/src/controllers/nostr/relay.ts
+++ b/src/controllers/nostr/relay.ts
@@ -104,7 +104,7 @@ function connectStream(socket: WebSocket, ip: string | undefined) {
       for (const event of await store.query(filters, { limit: FILTER_LIMIT, timeout: Conf.db.timeouts.relay })) {
         send(['EVENT', subId, event]);
       }
-    } catch (e) {
+    } catch (e: any) {
       if (e instanceof RelayError) {
         send(['CLOSED', subId, e.message]);
       } else if (e.message.includes('timeout')) {
diff --git a/src/signers/ConnectSigner.ts b/src/signers/ConnectSigner.ts
index 6501bb8b..26a9cbc9 100644
--- a/src/signers/ConnectSigner.ts
+++ b/src/signers/ConnectSigner.ts
@@ -30,7 +30,7 @@ export class ConnectSigner implements NostrSigner {
     const signer = await this.signer;
     try {
       return await signer.signEvent(event);
-    } catch (e) {
+    } catch (e: any) {
       if (e.name === 'AbortError') {
         throw new HTTPException(408, { message: 'The event was not signed quickly enough' });
       } else {
@@ -44,7 +44,7 @@ export class ConnectSigner implements NostrSigner {
       const signer = await this.signer;
       try {
         return await signer.nip04.encrypt(pubkey, plaintext);
-      } catch (e) {
+      } catch (e: any) {
         if (e.name === 'AbortError') {
           throw new HTTPException(408, {
             message: 'Text was not encrypted quickly enough',
@@ -59,7 +59,7 @@ export class ConnectSigner implements NostrSigner {
       const signer = await this.signer;
       try {
         return await signer.nip04.decrypt(pubkey, ciphertext);
-      } catch (e) {
+      } catch (e: any) {
         if (e.name === 'AbortError') {
           throw new HTTPException(408, {
             message: 'Text was not decrypted quickly enough',
@@ -76,7 +76,7 @@ export class ConnectSigner implements NostrSigner {
       const signer = await this.signer;
       try {
         return await signer.nip44.encrypt(pubkey, plaintext);
-      } catch (e) {
+      } catch (e: any) {
         if (e.name === 'AbortError') {
           throw new HTTPException(408, {
             message: 'Text was not encrypted quickly enough',
@@ -91,7 +91,7 @@ export class ConnectSigner implements NostrSigner {
       const signer = await this.signer;
       try {
         return await signer.nip44.decrypt(pubkey, ciphertext);
-      } catch (e) {
+      } catch (e: any) {
         if (e.name === 'AbortError') {
           throw new HTTPException(408, {
             message: 'Text was not decrypted quickly enough',
diff --git a/src/storages/EventsDB.ts b/src/storages/EventsDB.ts
index 7d61c2de..1bf3cd86 100644
--- a/src/storages/EventsDB.ts
+++ b/src/storages/EventsDB.ts
@@ -59,7 +59,7 @@ class EventsDB extends NPostgres {
   }
 
   /** Insert an event (and its tags) into the database. */
-  async event(event: NostrEvent, opts: { signal?: AbortSignal; timeout?: number } = {}): Promise<void> {
+  override async event(event: NostrEvent, opts: { signal?: AbortSignal; timeout?: number } = {}): Promise<void> {
     event = purifyEvent(event);
     this.console.debug('EVENT', JSON.stringify(event));
     dbEventsCounter.inc({ kind: event.kind });
@@ -72,7 +72,7 @@ class EventsDB extends NPostgres {
 
     try {
       await super.event(event, { ...opts, timeout: opts.timeout ?? this.opts.timeout });
-    } catch (e) {
+    } catch (e: any) {
       if (e.message === 'Cannot add a deleted event') {
         throw new RelayError('blocked', 'event deleted by user');
       } else if (e.message === 'Cannot replace an event with an older event') {
@@ -144,7 +144,7 @@ class EventsDB extends NPostgres {
     }
   }
 
-  protected getFilterQuery(trx: Kysely<NPostgresSchema>, filter: NostrFilter) {
+  protected override getFilterQuery(trx: Kysely<NPostgresSchema>, filter: NostrFilter) {
     if (filter.search) {
       const tokens = NIP50.parseInput(filter.search);
 
@@ -172,7 +172,7 @@ class EventsDB extends NPostgres {
   }
 
   /** Get events for filters from the database. */
-  async query(
+  override async query(
     filters: NostrFilter[],
     opts: { signal?: AbortSignal; timeout?: number; limit?: number } = {},
   ): Promise<NostrEvent[]> {
@@ -200,13 +200,13 @@ class EventsDB extends NPostgres {
   }
 
   /** Delete events based on filters from the database. */
-  async remove(filters: NostrFilter[], opts: { signal?: AbortSignal; timeout?: number } = {}): Promise<void> {
+  override async remove(filters: NostrFilter[], opts: { signal?: AbortSignal; timeout?: number } = {}): Promise<void> {
     this.console.debug('DELETE', JSON.stringify(filters));
     return super.remove(filters, { ...opts, timeout: opts.timeout ?? this.opts.timeout });
   }
 
   /** Get number of events that would be returned by filters. */
-  async count(
+  override async count(
     filters: NostrFilter[],
     opts: { signal?: AbortSignal; timeout?: number } = {},
   ): Promise<{ count: number; approximate: any }> {
@@ -218,7 +218,7 @@ class EventsDB extends NPostgres {
   }
 
   /** Return only the tags that should be indexed. */
-  static indexTags(event: NostrEvent): string[][] {
+  static override indexTags(event: NostrEvent): string[][] {
     const tagCounts: Record<string, number> = {};
 
     function getCount(name: string) {
@@ -325,7 +325,7 @@ class EventsDB extends NPostgres {
     return filters;
   }
 
-  async transaction(callback: (store: NPostgres, kysely: Kysely<any>) => Promise<void>): Promise<void> {
+  override async transaction(callback: (store: NPostgres, kysely: Kysely<any>) => Promise<void>): Promise<void> {
     return super.transaction((store, kysely) => callback(store, kysely as unknown as Kysely<DittoTables>));
   }
 }
diff --git a/src/trends.ts b/src/trends.ts
index de91a33d..23f7ea4d 100644
--- a/src/trends.ts
+++ b/src/trends.ts
@@ -106,7 +106,7 @@ export async function updateTrendingTags(
 
     await handleEvent(label, signal);
     console.info(`Trending ${l} updated.`);
-  } catch (e) {
+  } catch (e: any) {
     console.error(`Error updating trending ${l}: ${e.message}`);
   }
 }
diff --git a/src/workers/policy.ts b/src/workers/policy.ts
index f86f9d9b..7bf3f7bf 100644
--- a/src/workers/policy.ts
+++ b/src/workers/policy.ts
@@ -31,7 +31,7 @@ try {
     adminPubkey: Conf.pubkey,
   });
   console.debug(`Using custom policy: ${Conf.policy}`);
-} catch (e) {
+} catch (e: any) {
   if (e.message.includes('Module not found')) {
     console.debug('Custom policy not found <https://docs.soapbox.pub/ditto/policies/>');
   } else {
diff --git a/src/workers/policy.worker.ts b/src/workers/policy.worker.ts
index 1d65f405..c7a16e30 100644
--- a/src/workers/policy.worker.ts
+++ b/src/workers/policy.worker.ts
@@ -45,7 +45,7 @@ export class CustomPolicy implements NPolicy {
     try {
       const Policy = (await import(path)).default;
       this.policy = new Policy({ store });
-    } catch (e) {
+    } catch (e: any) {
       if (e.message.includes('Module not found')) {
         this.policy = new NoOpPolicy();
       }