diff --git a/include/flags.h b/include/flags.h
index ab71e73..edd144a 100644
--- a/include/flags.h
+++ b/include/flags.h
@@ -11,7 +11,7 @@
 #define DOWNLOAD_FAILED 2 //EXIT VALUE FOR versions.json DOWNLOAD FAILED
 #define UPDATE_FAILED 3 //EXIT VALUE FOR UPDATE FAILED
 
-#define VERSION "v4.2" //VERSION OF CURRENT BUILD     > DO NOT TOUCH THIS <
+#define VERSION "v4.2.1" //VERSION OF CURRENT BUILD     > DO NOT TOUCH THIS <
 #define VERSIONS_URL "https://raw.githubusercontent.com/ENGO150/WHY2/release/versions.json" //URL FOR GETTING versions.json
 #define VERSIONS_NAME "/tmp/why2-versions.json" //do I have to explain this?
 
diff --git a/versions.json b/versions.json
index ac3feab..e7ea64d 100644
--- a/versions.json
+++ b/versions.json
@@ -1,5 +1,5 @@
 {
-    "active": "v4.2",
+    "active": "v4.2.1",
 
     "deprecated":
     [
@@ -18,6 +18,7 @@
         "v3.3.4",
         "v4.0",
         "v4.0.1",
-        "v4.1"
+        "v4.1",
+        "v4.2"
     ]
 }