diff --git a/library.json b/library.json
index 29175d5..d79dc8a 100644
--- a/library.json
+++ b/library.json
@@ -15,7 +15,7 @@
     "maintainer": true
   },
   "homepage": "https://luni64.github.io/TeensyStep",
-  "version": "2.0.1",
+  "version": "2.1",
   "frameworks": "arduino",
   "platforms": "Teensy"
 }
diff --git a/library.properties b/library.properties
index c94a036..7130989 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=TeensyStep
-version=2.0.1
+version=2.1
 author=Lutz Niggl <lutz.niggl@lunoptics.com>
 maintainer=Lutz Niggl <lutz.niggl@lunoptics.com>
 sentence=High speed stepper driver for PJRC Teensy boards (T3.0 - T3.6)
diff --git a/src/version.h b/src/version.h
index fc5f950..3f97836 100644
--- a/src/version.h
+++ b/src/version.h
@@ -3,5 +3,5 @@
 namespace TeensyStep
 {
     constexpr const char* version = "V2.1";
-    constexpr const char* branch = "devTimer";
+    constexpr const char* branch = "master";
 } // namespace TeensyStep
\ No newline at end of file