diff --git a/src/cli/services/apt.service.spec.ts b/src/cli/services/apt.service.spec.ts
index 5a71774c9e..deb5a3d649 100644
--- a/src/cli/services/apt.service.spec.ts
+++ b/src/cli/services/apt.service.spec.ts
@@ -37,6 +37,14 @@ describe('cli/services/apt.service', () => {
     mocks.execa.mockRejectedValueOnce(new Error('not installed'));
     await svc.install('some-pkg');
     expect(mocks.execa).toHaveBeenCalledTimes(3);
+    expect(mocks.execa).toHaveBeenCalledWith('apt-get', ['-qq', 'update'], {
+      env: { DEBIAN_FRONTEND: 'noninteractive' },
+    });
+    expect(mocks.execa).toHaveBeenCalledWith(
+      'apt-get',
+      ['-qq', 'install', '-y', 'some-pkg'],
+      { env: { DEBIAN_FRONTEND: 'noninteractive' } },
+    );
     expect(mocks.writeFile).not.toHaveBeenCalled();
     expect(mocks.rm).not.toHaveBeenCalled();
   });
diff --git a/src/cli/services/apt.service.ts b/src/cli/services/apt.service.ts
index 5698e68f2f..eedd045083 100644
--- a/src/cli/services/apt.service.ts
+++ b/src/cli/services/apt.service.ts
@@ -11,7 +11,8 @@ export class AptService {
   private readonly envSvc!: EnvService;
 
   /**
-   * Installs the packages which are not installed yet, honouring the apt proxy.
+   * Installs the packages which are not installed yet, honouring the apt
+   * proxy, running `apt-get` non-interactively.
    */
   async install(...packages: string[]): Promise<void> {
     const todo: string[] = [];
@@ -41,9 +42,11 @@ export class AptService {
       );
     }
 
+    const execOptions = { env: { DEBIAN_FRONTEND: 'noninteractive' } };
+
     try {
-      await execa('apt-get', ['-qq', 'update']);
-      await execa('apt-get', ['-qq', 'install', '-y', ...todo]);
+      await execa('apt-get', ['-qq', 'update'], execOptions);
+      await execa('apt-get', ['-qq', 'install', '-y', ...todo], execOptions);
     } finally {
       if (this.envSvc.aptProxy) {
         await rm(
diff --git a/src/cli/tools/dotnet/index.spec.ts b/src/cli/tools/dotnet/index.spec.ts
index ba74b438c3..2d4592a4df 100644
--- a/src/cli/tools/dotnet/index.spec.ts
+++ b/src/cli/tools/dotnet/index.spec.ts
@@ -196,18 +196,22 @@ describe('cli/tools/dotnet/index', () => {
 
       await expect(svc.prepare()).resolves.toBeUndefined();
 
-      expect(execaMock).toHaveBeenCalledWith('apt-get', [
-        '-qq',
-        'install',
-        '-y',
-        'libc6',
-        'libgcc1',
-        'libgssapi-krb5-2',
-        icu,
-        'libssl3',
-        'libstdc++6',
-        'zlib1g',
-      ]);
+      expect(execaMock).toHaveBeenCalledWith(
+        'apt-get',
+        [
+          '-qq',
+          'install',
+          '-y',
+          'libc6',
+          'libgcc1',
+          'libgssapi-krb5-2',
+          icu,
+          'libssl3',
+          'libstdc++6',
+          'zlib1g',
+        ],
+        { env: { DEBIAN_FRONTEND: 'noninteractive' } },
+      );
       expect(await fs.readlink(join(envSvc.userHome, '.nuget'))).toBe(
         join(pathSvc.cachePath, '.nuget'),
       );
diff --git a/src/cli/tools/git/index.spec.ts b/src/cli/tools/git/index.spec.ts
index ec55464580..e49a666236 100644
--- a/src/cli/tools/git/index.spec.ts
+++ b/src/cli/tools/git/index.spec.ts
@@ -69,12 +69,11 @@ describe('cli/tools/git/index', () => {
 
       await expect(svc.install('2.55.0')).resolves.toBeUndefined();
 
-      expect(execaMock).toHaveBeenCalledWith('apt-get', [
-        '-qq',
-        'install',
-        '-y',
-        'git',
-      ]);
+      expect(execaMock).toHaveBeenCalledWith(
+        'apt-get',
+        ['-qq', 'install', '-y', 'git'],
+        { env: { DEBIAN_FRONTEND: 'noninteractive' } },
+      );
     });
 
     test('install: coerces a vendor version suffix', async () => {
diff --git a/src/cli/tools/php/index.spec.ts b/src/cli/tools/php/index.spec.ts
index 7113771108..a624f5e614 100644
--- a/src/cli/tools/php/index.spec.ts
+++ b/src/cli/tools/php/index.spec.ts
@@ -147,6 +147,7 @@ describe('cli/tools/php/index', () => {
       expect(execaMock).toHaveBeenCalledWith(
         'apt-get',
         expect.arrayContaining([zip]),
+        { env: { DEBIAN_FRONTEND: 'noninteractive' } },
       );
     });
 
diff --git a/src/cli/tools/python/conan.spec.ts b/src/cli/tools/python/conan.spec.ts
index ff7d1576bb..630ff6cf8b 100644
--- a/src/cli/tools/python/conan.spec.ts
+++ b/src/cli/tools/python/conan.spec.ts
@@ -104,6 +104,7 @@ describe('cli/tools/python/conan', () => {
         expect(execaMock).toHaveBeenCalledWith(
           'apt-get',
           expect.arrayContaining(['cmake', 'gcc']),
+          { env: { DEBIAN_FRONTEND: 'noninteractive' } },
         );
         expect(await fs.readlink(join(envSvc.userHome, '.conan2'))).toBe(
           join(pathSvc.cachePath, '.conan2'),