diff --git a/include/constant.h b/include/constant.h
index 75140d2..fd4ce04 100644
--- a/include/constant.h
+++ b/include/constant.h
@@ -12,7 +12,7 @@
 
 #define DIVERTER_TIMEOUT 6
 
-#define VERSION     "1.3.0-beta1"
+#define VERSION     "1.3.0-beta2"
 #define CONFIG_FILE "cleardns.yml"
 
 #define ADGUARD_USER   "admin"
diff --git a/src/cleardns.c b/src/cleardns.c
index 0e9d5d9..18c1f22 100644
--- a/src/cleardns.c
+++ b/src/cleardns.c
@@ -17,6 +17,12 @@
 
 char* init(int argc, char *argv[]) { // return config file
     char *config = string_init(CONFIG_FILE);
+    if (getenv("CONFIG") != NULL) {
+        config = string_init(getenv("CONFIG"));
+    }
+    if (getenv("DEBUG") != NULL && !strcmp(getenv("DEBUG"), "TRUE")) {
+        LOG_LEVEL = LOG_DEBUG; // enable debug mode
+    }
     for (int i = 0; i < argc; ++i) {
         if (!strcmp(argv[i], "--debug")) {
             LOG_LEVEL = LOG_DEBUG; // enable debug mode