diff --git a/VERSION b/VERSION
index b1f739e..0616662 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.3-alpha
+1.0.4-alpha
diff --git a/composer.json b/composer.json
index 44bb142..bc9ad5f 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
     "name": "difi/signature-api-client-php",
-    "version": "1.0.3-alpha",
+    "version": "1.0.4-alpha",
     "license": "MIT",
     "type": "library",
     "description": "Client library for Digipost Signature API",