diff --git a/hooks/session-start b/hooks/session-start
index 0731962f..93a6bc2c 100755
--- a/hooks/session-start
+++ b/hooks/session-start
@@ -37,13 +37,13 @@ session_context="<EXTREMELY_IMPORTANT>\nYou have superpowers.\n\n**Below is the
 # See: https://github.com/obra/superpowers/issues/571
 if [ -n "${CURSOR_PLUGIN_ROOT:-}" ]; then
   # Cursor sets CURSOR_PLUGIN_ROOT (may also set CLAUDE_PLUGIN_ROOT)
-  printf '{\n  "additional_context": "%s"\n}\n' "$session_context"
+  printf '{\n  "additional_context": "%s"\n}\n' "$session_context" | cat
 elif [ -n "${CLAUDE_PLUGIN_ROOT:-}" ] && [ -z "${COPILOT_CLI:-}" ]; then
   # Claude Code sets CLAUDE_PLUGIN_ROOT without COPILOT_CLI
-  printf '{\n  "hookSpecificOutput": {\n    "hookEventName": "SessionStart",\n    "additionalContext": "%s"\n  }\n}\n' "$session_context"
+  printf '{\n  "hookSpecificOutput": {\n    "hookEventName": "SessionStart",\n    "additionalContext": "%s"\n  }\n}\n' "$session_context" | cat
 else
   # Copilot CLI (sets COPILOT_CLI=1) or unknown platform — SDK standard format
-  printf '{\n  "additionalContext": "%s"\n}\n' "$session_context"
+  printf '{\n  "additionalContext": "%s"\n}\n' "$session_context" | cat
 fi
 
 exit 0
diff --git a/hooks/session-start-codex b/hooks/session-start-codex
index a6cc3cf4..f25ea084 100755
--- a/hooks/session-start-codex
+++ b/hooks/session-start-codex
@@ -21,6 +21,6 @@ escape_for_json() {
 using_superpowers_escaped=$(escape_for_json "$using_superpowers_content")
 session_context="<EXTREMELY_IMPORTANT>\nYou have superpowers.\n\n**Below is the full content of your 'superpowers:using-superpowers' skill - your introduction to using skills. For all other skills, follow the Codex skill-loading instructions in that skill:**\n\n${using_superpowers_escaped}\n</EXTREMELY_IMPORTANT>"
 
-printf '{\n  "hookSpecificOutput": {\n    "hookEventName": "SessionStart",\n    "additionalContext": "%s"\n  }\n}\n' "$session_context"
+printf '{\n  "hookSpecificOutput": {\n    "hookEventName": "SessionStart",\n    "additionalContext": "%s"\n  }\n}\n' "$session_context" | cat
 
 exit 0