diff --git a/src/components/ProjectCard.tsx b/src/components/ProjectCard.tsx
index 5f96ca43ce..5b8acc8ff4 100644
--- a/src/components/ProjectCard.tsx
+++ b/src/components/ProjectCard.tsx
@@ -21,7 +21,7 @@ export default function ProjectCard({
   project,
   bookmarked,
 }: {
-  project?: SubgraphQueryProject
+  project?: SubgraphQueryProject & { chainId?: number }
   bookmarked?: boolean
 }) {
   const { data: metadata } = useProjectMetadata(project?.metadataUri)
@@ -57,7 +57,7 @@ export default function ProjectCard({
       : `/p/${handle}`
 
   const projectCardUrl =
-    pv === PV_V4
+    pv === PV_V4 && chainId
       ? v4ProjectRoute({
           projectId,
           chainId,
diff --git a/src/lib/api/supabase/projects/api.ts b/src/lib/api/supabase/projects/api.ts
index e0669a8c9c..499d6a5165 100644
--- a/src/lib/api/supabase/projects/api.ts
+++ b/src/lib/api/supabase/projects/api.ts
@@ -8,6 +8,7 @@ import {
   QueryProjectsArgs,
 } from 'generated/graphql'
 
+import { readNetwork } from 'constants/networks'
 import { paginateDepleteQuery } from 'lib/apollo/paginateDepleteQuery'
 import { serverClient, v4SepoliaServerClient } from 'lib/apollo/serverClient'
 import { DBProject, DBProjectQueryOpts, SGSBCompareKey } from 'models/dbProject'
@@ -43,7 +44,12 @@ export async function queryAllSGProjectsForServer() {
   ])
 
   // Response must be retyped with Json<>, because the serverClient does not perform the parsing expected by generated types
-  const _res = res as unknown as Json<Pick<Project, SGSBCompareKey>>[]
+  const _res = res.map(p => {
+    return {
+      ...p,
+      chainId: readNetwork.chainId,
+    }
+  }) as unknown as Json<Pick<Project & { chainId: number }, SGSBCompareKey>>[]
   const _resSepoliaV4 = resSepoliaV4.map(p => {
     return {
       ...p,
@@ -52,7 +58,7 @@ export async function queryAllSGProjectsForServer() {
       metadataUri: p.metadata,
       chainId: sepolia.id,
     }
-  }) as unknown as Json<Pick<Project, SGSBCompareKey>>[]
+  }) as unknown as Json<Pick<Project & { chainId: number }, SGSBCompareKey>>[]
 
   return [..._res, ..._resSepoliaV4].map(formatSGProjectForDB)
 }
diff --git a/src/models/dbProject.ts b/src/models/dbProject.ts
index 4bdd1ecec9..91a07158b4 100644
--- a/src/models/dbProject.ts
+++ b/src/models/dbProject.ts
@@ -4,8 +4,8 @@ import { Database } from 'types/database.types'
 import { Project } from 'generated/graphql'
 import { ProjectTagName } from './project-tags'
 import { PV } from './pv'
-
-export type SGSBCompareKey = Extract<keyof Project, keyof DBProject>
+type P = Project & { chainId: number }
+export type SGSBCompareKey = Extract<keyof P, keyof DBProject>
 
 /**
  * @param text Text to use for string search
diff --git a/src/pages/api/projects/health.ts b/src/pages/api/projects/health.ts
index b8e38f3cf6..a2895a6fa3 100644
--- a/src/pages/api/projects/health.ts
+++ b/src/pages/api/projects/health.ts
@@ -36,7 +36,9 @@ const handler: NextApiHandler = async (_, res) => {
       (await paginateDepleteQuery<DbProjectsQuery, QueryProjectsArgs>({
         client: serverClient,
         document: DbProjectsDocument,
-      })) as unknown as Json<Pick<Project, SGSBCompareKey>>[]
+      })) as unknown as Json<
+        Pick<Project & { chainId: number }, SGSBCompareKey>
+      >[]
     ).map(formatSGProjectForDB)
 
     report += `\n\n${dbProjectsCount} projects in database`
diff --git a/src/utils/sgDbProjects.ts b/src/utils/sgDbProjects.ts
index a2a2a41cc5..7657765023 100644
--- a/src/utils/sgDbProjects.ts
+++ b/src/utils/sgDbProjects.ts
@@ -83,6 +83,7 @@ export function parseDBProjectsRow(p: DBProjectRow): Json<DBProject> {
     paymentsCount: p.payments_count,
     projectId: p.project_id,
     pv: p.pv as PV,
+    chainId: p.chain_id,
     redeemCount: p.redeem_count,
     redeemVolume: p.redeem_volume,
     redeemVolumeUSD: p.redeem_voume_usd,
@@ -152,7 +153,7 @@ export function formatSgProjectsForUpdate({
   retryIpfs,
   returnAllProjects,
 }: {
-  sgProjects: Json<Pick<Project, SGSBCompareKey>>[]
+  sgProjects: Json<Pick<Project & { chainId: number }, SGSBCompareKey>>[]
   dbProjects: Record<string, Json<DBProject>>
   retryIpfs?: boolean
   returnAllProjects?: boolean
@@ -243,7 +244,7 @@ export async function formatWithMetadata({
   sgProject,
   dbProject,
 }: {
-  sgProject: Json<Pick<Project, SGSBCompareKey>>
+  sgProject: Json<Pick<Project & { chainId: number }, SGSBCompareKey>>
   dbProject:
     | Pick<
         DBProject,
@@ -351,8 +352,8 @@ function padBigNumForSort(bn: string) {
 }
 
 export function formatSGProjectForDB(
-  p: Json<Pick<Project, SGSBCompareKey>>,
-): Json<Pick<Project, SGSBCompareKey>> {
+  p: Json<Pick<Project & { chainId: number }, SGSBCompareKey>>,
+): Json<Pick<Project & { chainId: number }, SGSBCompareKey>> {
   return {
     ...p,
     // Adjust BigNumber values before we compare them to database values