diff --git a/src/openapi/portfolio/portfolio.yaml b/src/openapi/portfolio/portfolio.yaml
index dcfba328d..a7a5a0933 100644
--- a/src/openapi/portfolio/portfolio.yaml
+++ b/src/openapi/portfolio/portfolio.yaml
@@ -465,10 +465,6 @@ components:
           default: "0x1E6E8695FAb3Eb382534915eA8d7Cc1D1994B152"
         networks:
           type: array
-          default:
-            - eth-mainnet
-            - base-mainnet
-            - matic-mainnet
           items:
             type: string
             default: eth-mainnet
@@ -487,10 +483,6 @@ components:
           default: "0x1E6E8695FAb3Eb382534915eA8d7Cc1D1994B152"
         networks:
           type: array
-          default:
-            - eth-mainnet
-            - base-mainnet
-            - matic-mainnet
           items:
             $ref: "#/components/schemas/nftNetworks"
           description: Network identifier (e.g., eth-mainnet). Find more network enums [here](https://dashboard.alchemy.com/chains)
@@ -535,10 +527,6 @@ components:
           default: "0x1E6E8695FAb3Eb382534915eA8d7Cc1D1994B152"
         networks:
           type: array
-          default:
-            - eth-mainnet
-            - base-mainnet
-            - matic-mainnet
           items:
             type: string
             default: eth-mainnet
@@ -719,13 +707,8 @@ components:
               - arc-mainnet
               - arc-testnet
             default: eth-mainnet
-          default:
-            - eth-mainnet
-            - base-mainnet
-            - matic-mainnet
           description: >
-            Networks to query. Defaults to Ethereum, Base, and Polygon mainnet (same as the
-            other Portfolio APIs). You can query up to 5 networks per request. Reach out if
+            Networks to query. You can query up to 5 networks per request. Reach out if
             you need more.
         fromTimestamp:
           type: string