diff --git a/MSFragger-GUI/build.gradle b/MSFragger-GUI/build.gradle
index 043c7d9f6..f1bf757b2 100644
--- a/MSFragger-GUI/build.gradle
+++ b/MSFragger-GUI/build.gradle
@@ -18,7 +18,7 @@ plugins {
 }
 
 group = 'com.github.chhh'
-version = '21.0'
+version = '21.1'
 def batmassio_version = '1.30.0'
 
 description = """FragPipe - run complete proteomics analyses from the GUI"""
diff --git a/MSFragger-GUI/src/com/dmtavt/fragpipe/Bundle.properties b/MSFragger-GUI/src/com/dmtavt/fragpipe/Bundle.properties
index 74ef99eb0..916a449f1 100644
--- a/MSFragger-GUI/src/com/dmtavt/fragpipe/Bundle.properties
+++ b/MSFragger-GUI/src/com/dmtavt/fragpipe/Bundle.properties
@@ -16,10 +16,10 @@
 #
 
 # current dev version
-msfragger.gui.version=21.0
+msfragger.gui.version=21.1
 
 # current last published release
-fragpipe.last.release.version=21.0
+fragpipe.last.release.version=21.1
 
 fragpipe-analyst-url=http://fragpipe-analyst.nesvilab.org/
 
diff --git a/MSFragger-GUI/src/umich/msfragger/gui/Bundle.properties b/MSFragger-GUI/src/umich/msfragger/gui/Bundle.properties
index fb3701c23..e0ecc7c4d 100644
--- a/MSFragger-GUI/src/umich/msfragger/gui/Bundle.properties
+++ b/MSFragger-GUI/src/umich/msfragger/gui/Bundle.properties
@@ -16,10 +16,10 @@
 #
 
 # current dev version
-msfragger.gui.version=21.0
+msfragger.gui.version=21.1
 
 # current last published release
-fragpipe.last.release.version=21.0
+fragpipe.last.release.version=21.1
 
 fragpipe-analyst-url=http://fragpipe-analyst.nesvilab.org/