diff --git a/src/commands/dev-env-sync-sql.ts b/src/commands/dev-env-sync-sql.ts
index 0f2c6832f..d0979c99e 100644
--- a/src/commands/dev-env-sync-sql.ts
+++ b/src/commands/dev-env-sync-sql.ts
@@ -200,6 +200,9 @@ export class DevEnvSyncSQLCommand {
 		const networkSites = this.env.wpSitesSDS?.nodes;
 		if ( ! networkSites ) return;
 
+		const primaryUrl = networkSites.find( site => site?.blogId === 1 )?.homeUrl;
+		const primaryDomain = primaryUrl ? new URL( primaryUrl ).hostname : '';
+
 		for ( const site of networkSites ) {
 			if ( ! site?.blogId || site.blogId === 1 ) continue;
 
@@ -210,7 +213,10 @@ export class DevEnvSyncSQLCommand {
 			if ( ! this.searchReplaceMap[ strippedUrl ] ) continue;
 
 			const domain = new URL( url ).hostname;
-			const newDomain = `${ this.slugifyDomain( domain ) }.${ this.landoDomain }`;
+			const newDomain =
+				primaryDomain === domain
+					? this.landoDomain
+					: `${ this.slugifyDomain( domain ) }.${ this.landoDomain }`;
 
 			this.searchReplaceMap[ stripProtocol( url ) ] = stripProtocol(
 				replaceDomain( url, newDomain )