diff --git a/registry/coder/modules/claude-code/README.md b/registry/coder/modules/claude-code/README.md
index c311eeb7e..3a0ec420f 100644
--- a/registry/coder/modules/claude-code/README.md
+++ b/registry/coder/modules/claude-code/README.md
@@ -13,7 +13,7 @@ Run the [Claude Code](https://docs.anthropic.com/en/docs/agents-and-tools/claude
 ```tf
 module "claude-code" {
   source         = "registry.coder.com/coder/claude-code/coder"
-  version        = "3.3.3"
+  version        = "3.4.3"
   agent_id       = coder_agent.example.id
   workdir        = "/home/coder/project"
   claude_api_key = "xxxx-xxxxx-xxxx"
@@ -51,7 +51,7 @@ module "claude-code" {
   boundary_log_level               = "WARN"
   boundary_additional_allowed_urls = ["GET *google.com"]
   boundary_proxy_port              = "8087"
-  version                          = "3.3.3"
+  version                          = "3.4.3"
 }
 ```
 
@@ -70,7 +70,7 @@ data "coder_parameter" "ai_prompt" {
 
 module "claude-code" {
   source   = "registry.coder.com/coder/claude-code/coder"
-  version  = "3.3.3"
+  version  = "3.4.3"
   agent_id = coder_agent.example.id
   workdir  = "/home/coder/project"
 
@@ -106,7 +106,7 @@ Run and configure Claude Code as a standalone CLI in your workspace.
 ```tf
 module "claude-code" {
   source              = "registry.coder.com/coder/claude-code/coder"
-  version             = "3.3.3"
+  version             = "3.4.3"
   agent_id            = coder_agent.example.id
   workdir             = "/home/coder"
   install_claude_code = true
@@ -129,7 +129,7 @@ variable "claude_code_oauth_token" {
 
 module "claude-code" {
   source                  = "registry.coder.com/coder/claude-code/coder"
-  version                 = "3.3.3"
+  version                 = "3.4.3"
   agent_id                = coder_agent.example.id
   workdir                 = "/home/coder/project"
   claude_code_oauth_token = var.claude_code_oauth_token
@@ -202,7 +202,7 @@ resource "coder_env" "bedrock_api_key" {
 
 module "claude-code" {
   source   = "registry.coder.com/coder/claude-code/coder"
-  version  = "3.3.3"
+  version  = "3.4.3"
   agent_id = coder_agent.example.id
   workdir  = "/home/coder/project"
   model    = "global.anthropic.claude-sonnet-4-5-20250929-v1:0"
@@ -259,7 +259,7 @@ resource "coder_env" "google_application_credentials" {
 
 module "claude-code" {
   source   = "registry.coder.com/coder/claude-code/coder"
-  version  = "3.3.3"
+  version  = "3.4.3"
   agent_id = coder_agent.example.id
   workdir  = "/home/coder/project"
   model    = "claude-sonnet-4@20250514"
diff --git a/registry/coder/modules/claude-code/main.tf b/registry/coder/modules/claude-code/main.tf
index 926b2402a..93b3761b6 100644
--- a/registry/coder/modules/claude-code/main.tf
+++ b/registry/coder/modules/claude-code/main.tf
@@ -353,7 +353,7 @@ module "agentapi" {
      ARG_BOUNDARY_VERSION='${var.boundary_version}' \
      ARG_BOUNDARY_LOG_DIR='${var.boundary_log_dir}' \
      ARG_BOUNDARY_LOG_LEVEL='${var.boundary_log_level}' \
-     ARG_BOUNDARY_ADDITIONAL_ALLOWED_URLS='${join(" ", var.boundary_additional_allowed_urls)}' \
+     ARG_BOUNDARY_ADDITIONAL_ALLOWED_URLS='${join("|", var.boundary_additional_allowed_urls)}' \
      ARG_BOUNDARY_PROXY_PORT='${var.boundary_proxy_port}' \
      ARG_ENABLE_BOUNDARY_PPROF='${var.enable_boundary_pprof}' \
      ARG_BOUNDARY_PPROF_PORT='${var.boundary_pprof_port}' \
diff --git a/registry/coder/modules/claude-code/scripts/start.sh b/registry/coder/modules/claude-code/scripts/start.sh
index 704526753..783e908db 100644
--- a/registry/coder/modules/claude-code/scripts/start.sh
+++ b/registry/coder/modules/claude-code/scripts/start.sh
@@ -144,12 +144,13 @@ function start_agentapi() {
     # Build boundary args with conditional --unprivileged flag
     BOUNDARY_ARGS=(--log-dir "$ARG_BOUNDARY_LOG_DIR")
     # Add default allowed URLs
-    BOUNDARY_ARGS+=(--allow "*anthropic.com" --allow "registry.npmjs.org" --allow "*sentry.io" --allow "claude.ai" --allow "$ARG_CODER_HOST")
+    BOUNDARY_ARGS+=(--allow "domain=anthropic.com" --allow "domain=registry.npmjs.org" --allow "domain=sentry.io" --allow "domain=claude.ai" --allow "domain=$ARG_CODER_HOST")
 
     # Add any additional allowed URLs from the variable
     if [ -n "$ARG_BOUNDARY_ADDITIONAL_ALLOWED_URLS" ]; then
-      IFS=' ' read -ra ADDITIONAL_URLS <<< "$ARG_BOUNDARY_ADDITIONAL_ALLOWED_URLS"
+      IFS='|' read -ra ADDITIONAL_URLS <<< "$ARG_BOUNDARY_ADDITIONAL_ALLOWED_URLS"
       for url in "${ADDITIONAL_URLS[@]}"; do
+        # Quote the URL to preserve spaces within the allow rule
         BOUNDARY_ARGS+=(--allow "$url")
       done
     fi