diff --git a/BTCPayServer.Tests/BTCPayServerTester.cs b/BTCPayServer.Tests/BTCPayServerTester.cs
index 9b7cd0611..dd5928a2d 100644
--- a/BTCPayServer.Tests/BTCPayServerTester.cs
+++ b/BTCPayServer.Tests/BTCPayServerTester.cs
@@ -75,6 +75,10 @@ namespace BTCPayServer.Tests
         {
             get; set;
         }
+        public string ExplorerPostgres
+        {
+            get; set;
+        }
 
         IWebHost _Host;
         public int Port
@@ -154,6 +158,9 @@ namespace BTCPayServer.Tests
                 config.AppendLine($"mysql=" + MySQL);
             else if (!String.IsNullOrEmpty(Postgres))
                 config.AppendLine($"postgres=" + Postgres);
+
+            if (!string.IsNullOrEmpty(ExplorerPostgres))
+                config.AppendLine($"explorer.postgres=" + ExplorerPostgres);
             var confPath = Path.Combine(chainDirectory, "settings.config");
             await File.WriteAllTextAsync(confPath, config.ToString());
 
diff --git a/BTCPayServer.Tests/ServerTester.cs b/BTCPayServer.Tests/ServerTester.cs
index a46fef0df..515cd55f6 100644
--- a/BTCPayServer.Tests/ServerTester.cs
+++ b/BTCPayServer.Tests/ServerTester.cs
@@ -50,6 +50,7 @@ namespace BTCPayServer.Tests
                 // since in dev we already can have some users / stores registered, while on CI database is being initalized
                 // for the first time and first registered user gets admin status by default
                 Postgres = GetEnvironment("TESTS_POSTGRES", "User ID=postgres;Include Error Detail=true;Host=127.0.0.1;Port=39372;Database=btcpayserver"),
+                ExplorerPostgres = GetEnvironment("TESTS_EXPLORER_POSTGRES", "User ID=postgres;Include Error Detail=true;Host=127.0.0.1;Port=39372;Database=nbxplorer"),
                 MySQL = GetEnvironment("TESTS_MYSQL", "User ID=root;Host=127.0.0.1;Port=33036;Database=btcpayserver")
             };
             if (newDb)
diff --git a/BTCPayServer.Tests/docker-compose.altcoins.yml b/BTCPayServer.Tests/docker-compose.altcoins.yml
index 4ac44292d..da0b224d6 100644
--- a/BTCPayServer.Tests/docker-compose.altcoins.yml
+++ b/BTCPayServer.Tests/docker-compose.altcoins.yml
@@ -18,6 +18,7 @@ services:
       TESTS_LTCNBXPLORERURL: http://nbxplorer:32838/
       TESTS_DB: "Postgres"
       TESTS_POSTGRES: User ID=postgres;Include Error Detail=true;Host=postgres;Port=5432;Database=btcpayserver
+      TESTS_EXPLORER_POSTGRES: User ID=postgres;Include Error Detail=true;Host=postgres;Port=5432;Database=nbxplorer
       TESTS_HOSTNAME: tests
       TESTS_RUN_EXTERNAL_INTEGRATION: ${TESTS_RUN_EXTERNAL_INTEGRATION:-"false"}
       TESTS_AzureBlobStorageConnectionString: ${TESTS_AzureBlobStorageConnectionString:-none}
diff --git a/BTCPayServer.Tests/docker-compose.yml b/BTCPayServer.Tests/docker-compose.yml
index e53955374..baac5affc 100644
--- a/BTCPayServer.Tests/docker-compose.yml
+++ b/BTCPayServer.Tests/docker-compose.yml
@@ -16,6 +16,7 @@ services:
       TESTS_BTCNBXPLORERURL: http://nbxplorer:32838/
       TESTS_DB: "Postgres"
       TESTS_POSTGRES: User ID=postgres;Include Error Detail=true;Host=postgres;Port=5432;Database=btcpayserver
+      TESTS_EXPLORER_POSTGRES: User ID=postgres;Include Error Detail=true;Host=postgres;Port=5432;Database=nbxplorer
       TESTS_HOSTNAME: tests
       TESTS_RUN_EXTERNAL_INTEGRATION: ${TESTS_RUN_EXTERNAL_INTEGRATION:-"false"}
       TESTS_AzureBlobStorageConnectionString: ${TESTS_AzureBlobStorageConnectionString:-none}