diff --git a/tests/aux/build-and-test.sh b/tests/aux/build-and-test.sh
index 08ec9b7..b8bdb60 100755
--- a/tests/aux/build-and-test.sh
+++ b/tests/aux/build-and-test.sh
@@ -27,7 +27,7 @@ fi
 set -e
 
 if [ ! -z $MYSQL_PORT ]; then
-    CFLAGS="-DTEST_MYSQL_PORT='\"${MYSQL_PORT}\"'" ./configure $CONFIGURE_ARGS $COVERAGE
+    CFLAGS="-DTEST_MYSQL_PORT='\"${MYSQL_PORT}\"' -DRUN_MYSQL_TESTS" ./configure $CONFIGURE_ARGS $COVERAGE
 else
     ./configure $CONFIGURE_ARGS $COVERAGE
 fi
diff --git a/tests/pam_test.c b/tests/pam_test.c
index f29be5f..530ab71 100644
--- a/tests/pam_test.c
+++ b/tests/pam_test.c
@@ -447,7 +447,7 @@ int main(void) {
     goto out;
   }
 #endif
-#ifdef HAVE_MYSQL
+#ifdef RUN_MYSQL_TESTS
   if(test_authenticate_mysql1() != PAM_SUCCESS) {
     ret = 2001;
     goto out;