diff --git a/test/05_environment/environment.json b/test/05_environment/environment.json
index de967eb9..9ae227bd 100644
--- a/test/05_environment/environment.json
+++ b/test/05_environment/environment.json
@@ -1,4 +1,4 @@
 {
     "CIBW_ENVIRONMENT": "CIBW_TEST_VAR=\"a b c\" CIBW_TEST_VAR_2=1 CIBW_TEST_VAR_3=\"$(echo 'test string 3')\" PATH=$PATH:/opt/cibw_test_path",
-    "CIBW_ENVIRONMENT_WINDOWS": "CIBW_TEST_VAR=\"a b c\" CIBW_TEST_VAR_2=1 CIBW_TEST_VAR_3=\"$(echo 'test string 3')\" PATH=$PATH;/opt/cibw_test_path"
+    "CIBW_ENVIRONMENT_WINDOWS": "CIBW_TEST_VAR=\"a b c\" CIBW_TEST_VAR_2=1 CIBW_TEST_VAR_3=\"$(echo 'test string 3')\" PATH=\"$PATH;/opt/cibw_test_path\""
 }