diff --git a/.gitignore b/.gitignore
index 90e2014e..33ba7b1d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,7 @@ logo.pxd
 node_modules
 .parcel-cache
 dist
+build
 generated
 .yarnrc.yml
 *.test.js
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 00000000..3c032078
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+18
diff --git a/README.md b/README.md
index 01eab8e0..a00db7b0 100644
--- a/README.md
+++ b/README.md
@@ -83,5 +83,5 @@ npm run watch
 # Runs the silverbullet server
 npm run server
 # Builds (and watches for changes) all builtin plugs (in packages/plugs)
-npm run plugs
+npm run plugs -- <PATH-TO-YOUR-SPACE>
 ```
diff --git a/package.json b/package.json
index 8e494b3c..085c9801 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "plugs": "cd packages/plugs && npm run watch",
     "build-plugs": "cd packages/plugs && npm run build",
     "server": "nodemon -w packages/server/dist --exec silverbullet",
-    "test": "jest packages/*/dist/test",
+    "test": "jest packages/*/{dist,build}/test",
     "clean-build": "npm run clean && npm run build && npm i && npm run build-plugs",
     "publish-all": "npm publish --access public --ws"
   },
diff --git a/packages/plugos-silverbullet-syscall/syscall.ts b/packages/plugos-silverbullet-syscall/syscall.ts
index b4d4e5ef..c23d9b69 100644
--- a/packages/plugos-silverbullet-syscall/syscall.ts
+++ b/packages/plugos-silverbullet-syscall/syscall.ts
@@ -2,4 +2,14 @@ declare global {
   function syscall(name: string, ...args: any[]): Promise<any>;
 }
 
+// This is the case when running tests only, so giving it a dummy syscall function
+if (typeof self === "undefined") {
+  // @ts-ignore
+  self = {
+    syscall: (name: string, ...args: any[]) => {
+      throw new Error("Not implemented here");
+    },
+  };
+}
+
 export const syscall = self.syscall;
diff --git a/packages/plugos/environments/node_worker.ts b/packages/plugos/environments/node_worker.ts
index 08df7142..0ce2e3ab 100644
--- a/packages/plugos/environments/node_worker.ts
+++ b/packages/plugos/environments/node_worker.ts
@@ -137,7 +137,7 @@ parentPort.on("message", (data: any) => {
         }
         pendingRequests.delete(syscallId);
         if (data.error) {
-          console.log("Got rejection", data.error);
+          // console.log("Got rejection", data.error);
           lookup.reject(new Error(data.error));
         } else {
           lookup.resolve(data.result);
diff --git a/packages/plugos/hooks/endpoint.test.ts b/packages/plugos/hooks/endpoint.test.ts
index 40b4334d..2438867c 100644
--- a/packages/plugos/hooks/endpoint.test.ts
+++ b/packages/plugos/hooks/endpoint.test.ts
@@ -46,4 +46,5 @@ test("Run a plugos endpoint server", async () => {
       expect(resp.text).toBe(JSON.stringify([1, 2, 3]));
     });
   server.close();
+  await system.unloadAll();
 });
diff --git a/packages/server/auth.test.ts b/packages/server/auth.test.ts
index b33bd412..7855aaa6 100644
--- a/packages/server/auth.test.ts
+++ b/packages/server/auth.test.ts
@@ -9,7 +9,7 @@ beforeEach(async () => {
   db = knex({
     client: "better-sqlite3",
     connection: {
-      filename: "test.db",
+      filename: "auth-test.db",
     },
     useNullAsDefault: true,
   });
@@ -17,7 +17,7 @@ beforeEach(async () => {
 
 afterEach(async () => {
   db!.destroy();
-  await unlink("test.db");
+  await unlink("auth-test.db");
 });
 
 test("Test auth", async () => {