diff --git a/cross/media.py b/cross/media.py
index dcbb99c..487709c 100644
--- a/cross/media.py
+++ b/cross/media.py
@@ -9,6 +9,7 @@ from typing import Any, cast
 import httpx
 import magic
 
+import env
 from util.util import Result
 
 
@@ -104,7 +105,7 @@ def get_filename_from_url(url: str, client: httpx.Client | None = None) -> str:
 
 def convert_to_mp4(video: Blob) -> Blob:
     cmd = [
-        "ffmpeg",
+        env.FFMPEG_PATH,
         "-i", "pipe:0",
         "-c:v", "copy",
         "-c:a", "aac",
@@ -127,7 +128,7 @@ def convert_to_mp4(video: Blob) -> Blob:
 
 def compress_image(image: Blob, quality: int = 95) -> Blob:
     cmd = [
-        "ffmpeg",
+        env.FFMPEG_PATH,
         "-f", "image2pipe",
         "-i", "pipe:0",
         "-c:v", "webp",
@@ -149,7 +150,7 @@ def compress_image(image: Blob, quality: int = 95) -> Blob:
 
 def probe_bytes(bytes: bytes) -> dict[str, Any]:
     cmd = [
-        "ffprobe",
+        env.FFPROBE_PATH,
         "-v", "error",
         "-show_format",
         "-show_streams",
diff --git a/env.py b/env.py
index c1a0aa2..ec04292 100644
--- a/env.py
+++ b/env.py
@@ -16,3 +16,6 @@ SLINGSHOT_URL = os.environ.get("SLINGSHOT_URL") or "https://slingshot.microcosm.
 JETSTREAM_URL = (
     os.environ.get("JETSTREAM_URL") or "wss://jetstream2.us-west.bsky.network/subscribe"
 )
+
+FFMPEG_PATH = os.environ.get("FFMPEG_PATH") or "ffmpeg"
+FFPROBE_PATH = os.environ.get("FFPROBE_PATH") or "ffprobe"