diff --git a/ga b/ga
index 6184a293..5c25900c 100755
--- a/ga
+++ b/ga
@@ -1,3 +1,5 @@
 #!/usr/bin/env bash
 cd "$(dirname "$0")"
-exec python -m ga_cli "$@"
+PY=.venv/bin/python
+[ -x "$PY" ] || PY=python
+exec "$PY" -m ga_cli "$@"
diff --git a/ga.cmd b/ga.cmd
index 99db5581..562fb129 100644
--- a/ga.cmd
+++ b/ga.cmd
@@ -1,3 +1,5 @@
 @echo off
 cd /d "%~dp0"
-python -m ga_cli %*
+set "PY=.venv\Scripts\python.exe"
+if not exist "%PY%" set "PY=python"
+"%PY%" -m ga_cli %*
diff --git a/ga_cli/ga_cli.cmd b/ga_cli/ga_cli.cmd
index ed53cab1..2a98f034 100644
--- a/ga_cli/ga_cli.cmd
+++ b/ga_cli/ga_cli.cmd
@@ -1,3 +1,5 @@
 @echo off
 cd /d "%~dp0.."
-python -m ga_cli %*
+set "PY=.venv\Scripts\python.exe"
+if not exist "%PY%" set "PY=python"
+"%PY%" -m ga_cli %*