diff --git a/release/play_abstreet.bat b/release/play_abstreet.bat
index 1f8abedd9e..7dfb6a6a53 100755
--- a/release/play_abstreet.bat
+++ b/release/play_abstreet.bat
@@ -1,2 +1,3 @@
 cd game
-game.exe > ..\\output.txt
+set RUST_BACKTRACE=1
+game.exe 1> ..\\output.txt 2>&1
diff --git a/release/play_abstreet.sh b/release/play_abstreet.sh
index 5304732482..92409908dc 100755
--- a/release/play_abstreet.sh
+++ b/release/play_abstreet.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 
 cd game
-./game
+RUST_BACKTRACE=1 ./game