diff --git a/run_tests_less.sh b/run_tests_less.sh
index 9fd87b7..f15aa57 100755
--- a/run_tests_less.sh
+++ b/run_tests_less.sh
@@ -9,4 +9,4 @@
 # are breaking the source. Or may break it.
 # r-a uses some system to control this that we have not, and may never, set up.
 
-cargo test --lib --tests --color always -- --skip sourcegen_ast --skip sourcegen_ast_nodes |& less -R
+cargo test --lib --tests --color always -- --skip sourcegen_ast --skip sourcegen_ast_nodes 2>&1 | less -R