diff --git a/binaries/setup.py b/binaries/setup.py
index 20643e2..91e97aa 100644
--- a/binaries/setup.py
+++ b/binaries/setup.py
@@ -43,8 +43,7 @@
       streamer_binaries.__name__: platform_binaries,
   },
   install_requires=[
-      # This is only used for Linux, and only supports Linux, but can be
-      # installed on all platforms and won't crash if imported or run.
-      'distro',
+      # This is only used for Linux, and only supports Linux.
+      'distro;platform_system=="Linux"',
   ],
 )
diff --git a/binaries/streamer_binaries/__init__.py b/binaries/streamer_binaries/__init__.py
index ae92dcd..27df4e1 100644
--- a/binaries/streamer_binaries/__init__.py
+++ b/binaries/streamer_binaries/__init__.py
@@ -43,6 +43,6 @@
 if _os == 'linux':
   if distro.id() == 'ubuntu':
     if distro.version() in _ubuntu_versions_with_hw_encoders:
-      suffix = '-ubuntu-{}'.format(distro.version())
+      suffix = '-ubuntu-' + distro.version()
       ffmpeg += suffix
       ffprobe += suffix