diff --git a/.changeset/fix-ci-flag-namespace-prompt.md b/.changeset/fix-ci-flag-namespace-prompt.md
new file mode 100644
index 00000000..abb5af0f
--- /dev/null
+++ b/.changeset/fix-ci-flag-namespace-prompt.md
@@ -0,0 +1,7 @@
+---
+"flatfile": patch
+---
+
+Fix CLI deploy command namespace prompt in CI mode
+
+The deploy command's namespace prompt was not respecting the --ci flag, causing CI pipelines to hang when no namespace was provided via options or environment variables. Now the prompt is skipped in CI mode.
diff --git a/packages/cli/src/x/actions/deploy.action.ts b/packages/cli/src/x/actions/deploy.action.ts
index c1106a1d..b285484f 100644
--- a/packages/cli/src/x/actions/deploy.action.ts
+++ b/packages/cli/src/x/actions/deploy.action.ts
@@ -275,7 +275,7 @@ export async function deployAction(
 
     const namespacePrefixes = ['space:', 'workbook:', 'sheet:']
     let namespace = options?.namespace
-    if (!selectedAgent && !namespace && !process.env.FLATFILE_AGENT_NAMESPACE) {
+    if (!selectedAgent && !namespace && !process.env.FLATFILE_AGENT_NAMESPACE && !options?.ci) {
       const input = await prompts(
         {
           type: 'text',