diff --git a/tests/testutils.c b/tests/testutils.c
index d2aa4e5d490c612724e14ff7b510cf708a7c6fb0..245b1832f6f3c1f6bf5b757aa0fdbc27897f00af 100644
--- a/tests/testutils.c
+++ b/tests/testutils.c
@@ -443,7 +443,6 @@ void virTestCaptureProgramExecChild(const char *const argv[],
     int stdinfd = -1;
     const char *const env[] = {
         "LANG=C",
-        "LIBVIRT_DRIVER_DIR=" TEST_DRIVER_DIR,
         NULL
     };