diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index d11cce5468..bedfe44fe6 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -214,6 +214,7 @@ file(
   GLOB_RECURSE LEANLAKETESTS
   #"${LEAN_SOURCE_DIR}/../tests/lake/tests/test.sh"
   "${LEAN_SOURCE_DIR}/../tests/lake/examples/test.sh"
+  "${LEAN_SOURCE_DIR}/../tests/lake/tests/shake/test.sh"
 )
 foreach(T ${LEANLAKETESTS})
   if(NOT T MATCHES ".*(lake-packages|bootstrap|toolchain|online).*")
diff --git a/tests/lake/tests/shake/input/lean-toolchain b/tests/lake/tests/shake/input/lean-toolchain
new file mode 100644
index 0000000000..dcca6df980
--- /dev/null
+++ b/tests/lake/tests/shake/input/lean-toolchain
@@ -0,0 +1 @@
+lean4
diff --git a/tests/lake/tests/shake/test.sh b/tests/lake/tests/shake/test.sh
index 570e782a4b..4dd1007848 100755
--- a/tests/lake/tests/shake/test.sh
+++ b/tests/lake/tests/shake/test.sh
@@ -21,6 +21,7 @@ match_pat 'remove.*Lib.B' produced.out
 cp -r input/* .
 test_run build
 test_run shake --fix Main
+test_run build
 
 # Verify Main.lean matches expected
 check_diff expected/Main.lean Main.lean