diff --git a/registry/coder/modules/claude-code/scripts/start.sh b/registry/coder/modules/claude-code/scripts/start.sh
index 4fabe02e..6fe97d60 100644
--- a/registry/coder/modules/claude-code/scripts/start.sh
+++ b/registry/coder/modules/claude-code/scripts/start.sh
@@ -19,7 +19,7 @@ ARG_CONTINUE=${ARG_CONTINUE:-false}
 ARG_DANGEROUSLY_SKIP_PERMISSIONS=${ARG_DANGEROUSLY_SKIP_PERMISSIONS:-}
 ARG_PERMISSION_MODE=${ARG_PERMISSION_MODE:-}
 ARG_WORKDIR=${ARG_WORKDIR:-"$HOME"}
-ARG_AI_PROMPT=$(log -n "${ARG_AI_PROMPT:-}" | base64 -d)
+ARG_AI_PROMPT=$(echo -n "${ARG_AI_PROMPT:-}" | base64 -d)
 ARG_REPORT_TASKS=${ARG_REPORT_TASKS:-true}
 ARG_ENABLE_BOUNDARY=${ARG_ENABLE_BOUNDARY:-false}
 ARG_BOUNDARY_VERSION=${ARG_BOUNDARY_VERSION:-"main"}