diff --git a/.github/workflows/build-testing.yml b/.github/workflows/build-testing.yml
index feb07db0..b2896065 100644
--- a/.github/workflows/build-testing.yml
+++ b/.github/workflows/build-testing.yml
@@ -42,9 +42,11 @@ jobs:
       go_ref: horizon-v2.27.0
       xdr_ref: v20.0.1
       soroban_tools_ref: v20.0.0
+      # testnet temporarily removed from test matrix
+      # https://github.com/stellar/quickstart/pull/529#issuecomment-1844633997
       test_matrix: |
         {
-          "network": ["testnet", "pubnet", "local"],
+          "network": ["pubnet", "local"],
           "options": ["", "--enable-soroban-rpc"],
           "exclude": [
             { "network": "pubnet", "options": "--enable-soroban-rpc" },
@@ -66,9 +68,11 @@ jobs:
       xdr_ref: v20.0.1
       soroban_tools_ref: v20.0.0
       soroban_rpc_build_runner_type: ubuntu-latest-16-cores
+      # testnet temporarily removed from test matrix
+      # https://github.com/stellar/quickstart/pull/529#issuecomment-1844633997
       test_matrix: |
         {
-          "network": ["testnet", "pubnet", "local"],
+          "network": ["pubnet", "local"],
           "options": ["", "--enable-soroban-rpc"],
           "exclude": [
             { "network": "pubnet", "options": "--enable-soroban-rpc" },