diff --git a/src/process/exec.test.ts b/src/process/exec.test.ts
index 3052c6ea763..808688cc011 100644
--- a/src/process/exec.test.ts
+++ b/src/process/exec.test.ts
@@ -41,7 +41,7 @@ describe("runCommandWithTimeout", () => {
       [process.execPath, "-e", "setTimeout(() => {}, 10_000)"],
       {
         timeoutMs: 5_000,
-        noOutputTimeoutMs: 100,
+        noOutputTimeoutMs: 120,
       },
     );
 
@@ -55,11 +55,11 @@ describe("runCommandWithTimeout", () => {
       [
         process.execPath,
         "-e",
-        'let i=0; const t=setInterval(() => { process.stdout.write("."); i += 1; if (i >= 3) { clearInterval(t); process.exit(0); } }, 20);',
+        'let i=0; const t=setInterval(() => { process.stdout.write("."); i += 1; if (i >= 3) { clearInterval(t); process.exit(0); } }, 15);',
       ],
       {
         timeoutMs: 5_000,
-        noOutputTimeoutMs: 100,
+        noOutputTimeoutMs: 80,
       },
     );
 
@@ -73,7 +73,7 @@ describe("runCommandWithTimeout", () => {
     const result = await runCommandWithTimeout(
       [process.execPath, "-e", "setTimeout(() => {}, 10_000)"],
       {
-        timeoutMs: 80,
+        timeoutMs: 60,
       },
     );
 
diff --git a/src/process/supervisor/supervisor.test.ts b/src/process/supervisor/supervisor.test.ts
index aa48cde00d9..b901398ed1a 100644
--- a/src/process/supervisor/supervisor.test.ts
+++ b/src/process/supervisor/supervisor.test.ts
@@ -26,7 +26,7 @@ describe("process supervisor", () => {
       mode: "child",
       argv: [process.execPath, "-e", "setTimeout(() => {}, 10_000)"],
       timeoutMs: 5_000,
-      noOutputTimeoutMs: 120,
+      noOutputTimeoutMs: 80,
       stdinMode: "pipe-closed",
     });
     const exit = await run.wait();