diff --git a/.github/workflows/core.yml b/.github/workflows/core.yml
index 2687ccde..aac884a1 100644
--- a/.github/workflows/core.yml
+++ b/.github/workflows/core.yml
@@ -30,6 +30,16 @@ jobs:
         with:
           deno-version: ${{ matrix.deno-version }}
 
+      - name: Set NATS Server Version
+        run: echo "NATS_VERSION=v2.10.17" >> $GITHUB_ENV
+
+      - name: Get nats-server
+        run: |
+          wget "https://github.com/nats-io/nats-server/releases/download/$NATS_VERSION/nats-server-$NATS_VERSION-linux-amd64.zip" -O tmp.zip
+          unzip tmp.zip
+          mv nats-server-$NATS_VERSION-linux-amd64 nats-server
+          rm nats-server/README.md LICENSE
+
       - name: Lint Deno Module
         working-directory: core
         run: |
diff --git a/.github/workflows/jetstream.yml b/.github/workflows/jetstream.yml
index bd283b28..fdc2ff58 100644
--- a/.github/workflows/jetstream.yml
+++ b/.github/workflows/jetstream.yml
@@ -27,6 +27,16 @@ jobs:
         with:
           deno-version: ${{ matrix.deno-version }}
 
+      - name: Set NATS Server Version
+        run: echo "NATS_VERSION=v2.10.17" >> $GITHUB_ENV
+
+      - name: Get nats-server
+        run: |
+          wget "https://github.com/nats-io/nats-server/releases/download/$NATS_VERSION/nats-server-$NATS_VERSION-linux-amd64.zip" -O tmp.zip
+          unzip tmp.zip
+          mv nats-server-$NATS_VERSION-linux-amd64 nats-server
+          rm nats-server/README.md LICENSE
+
       - name: Lint Deno Module
         working-directory: jetstream
         run: |
diff --git a/.github/workflows/kv.yml b/.github/workflows/kv.yml
index 9ea431a0..181888e8 100644
--- a/.github/workflows/kv.yml
+++ b/.github/workflows/kv.yml
@@ -27,6 +27,16 @@ jobs:
         with:
           deno-version: ${{ matrix.deno-version }}
 
+      - name: Set NATS Server Version
+        run: echo "NATS_VERSION=v2.10.17" >> $GITHUB_ENV
+
+      - name: Get nats-server
+        run: |
+          wget "https://github.com/nats-io/nats-server/releases/download/$NATS_VERSION/nats-server-$NATS_VERSION-linux-amd64.zip" -O tmp.zip
+          unzip tmp.zip
+          mv nats-server-$NATS_VERSION-linux-amd64 nats-server
+          rm nats-server/README.md LICENSE
+
       - name: Lint Deno Module
         working-directory: kv
         run: |
diff --git a/.github/workflows/obj.yml b/.github/workflows/obj.yml
index e4b44a52..4414fc29 100644
--- a/.github/workflows/obj.yml
+++ b/.github/workflows/obj.yml
@@ -27,6 +27,16 @@ jobs:
         with:
           deno-version: ${{ matrix.deno-version }}
 
+      - name: Set NATS Server Version
+        run: echo "NATS_VERSION=v2.10.17" >> $GITHUB_ENV
+
+      - name: Get nats-server
+        run: |
+          wget "https://github.com/nats-io/nats-server/releases/download/$NATS_VERSION/nats-server-$NATS_VERSION-linux-amd64.zip" -O tmp.zip
+          unzip tmp.zip
+          mv nats-server-$NATS_VERSION-linux-amd64 nats-server
+          rm nats-server/README.md LICENSE
+
       - name: Lint Deno Module
         working-directory: obj
         run: |
diff --git a/.github/workflows/services.yml b/.github/workflows/services.yml
index ea8abc3e..a4df4e39 100644
--- a/.github/workflows/services.yml
+++ b/.github/workflows/services.yml
@@ -27,6 +27,16 @@ jobs:
         with:
           deno-version: ${{ matrix.deno-version }}
 
+      - name: Set NATS Server Version
+        run: echo "NATS_VERSION=v2.10.17" >> $GITHUB_ENV
+
+      - name: Get nats-server
+        run: |
+          wget "https://github.com/nats-io/nats-server/releases/download/$NATS_VERSION/nats-server-$NATS_VERSION-linux-amd64.zip" -O tmp.zip
+          unzip tmp.zip
+          mv nats-server-$NATS_VERSION-linux-amd64 nats-server
+          rm nats-server/README.md LICENSE
+
       - name: Lint Deno Module
         working-directory: services
         run: |
diff --git a/core/tests/basics_test.ts b/core/tests/basics_test.ts
index f5ed63f4..ff6465f7 100644
--- a/core/tests/basics_test.ts
+++ b/core/tests/basics_test.ts
@@ -957,17 +957,8 @@ Deno.test("basics - subscription cb with timeout cancels on message", async () =
 });
 
 Deno.test("basics - resolve", async () => {
-  const token = Deno.env.get("NGS_CI_USER");
-  if (!token) {
-    disabled(
-      `skipping: NGS_CI_USER is not available in the environment`,
-    );
-    return;
-  }
-
   const nci = await connect({
-    servers: "connect.ngs.global",
-    authenticator: jwtAuthenticator(token),
+    servers: "demo.nats.io",
   }) as NatsConnectionImpl;
 
   await nci.flush();
@@ -1502,18 +1493,9 @@ Deno.test("basics - respond message", async () => {
   await cleanup(ns, nc);
 });
 
-Deno.test("basics - resolve", async () => {
-  const token = Deno.env.get("NGS_CI_USER");
-  if (token === undefined) {
-    disabled(
-      `skipping: NGS_CI_USER is not available in the environment`,
-    );
-    return;
-  }
-
+Deno.test("basics - resolve false", async () => {
   const nci = await connect({
-    servers: "connect.ngs.global",
-    authenticator: jwtAuthenticator(token),
+    servers: "demo.nats.io",
     resolve: false,
   }) as NatsConnectionImpl;