diff --git a/src/com/gitblit/client/EditRepositoryDialog.java b/src/com/gitblit/client/EditRepositoryDialog.java
index aa6ad58..6f9ed52 100644
--- a/src/com/gitblit/client/EditRepositoryDialog.java
+++ b/src/com/gitblit/client/EditRepositoryDialog.java
@@ -227,10 +227,9 @@
 		isFrozen = new JCheckBox(Translation.get("gb.isFrozenDescription"),
 				anRepository.isFrozen);
 
-		maxActivityCommits = new JComboBox(new Integer [] { 0, 25, 50, 75, 100, 150, 250, 500 });
+		maxActivityCommits = new JComboBox(new Integer [] { -1, 0, 25, 50, 75, 100, 150, 250, 500 });
 		maxActivityCommits.setSelectedItem(anRepository.maxActivityCommits);
 
-
 		mailingListsField = new JTextField(
 				ArrayUtils.isEmpty(anRepository.mailingLists) ? ""
 						: StringUtils.flattenStrings(anRepository.mailingLists,
diff --git a/src/com/gitblit/utils/ActivityUtils.java b/src/com/gitblit/utils/ActivityUtils.java
index 80aaebb..ef3a55e 100644
--- a/src/com/gitblit/utils/ActivityUtils.java
+++ b/src/com/gitblit/utils/ActivityUtils.java
@@ -81,6 +81,10 @@
 
 		Map<String, Activity> activity = new HashMap<String, Activity>();
 		for (RepositoryModel model : models) {
+			if (model.maxActivityCommits == -1) {
+				// skip this repository
+				continue;
+			}
 			if (model.hasCommits && model.lastChange.after(thresholdDate)) {
 				if (model.isCollectingGarbage) {
 					continue;
diff --git a/src/com/gitblit/wicket/GitBlitWebApp.properties b/src/com/gitblit/wicket/GitBlitWebApp.properties
index 5b42a2c..16f7641 100644
--- a/src/com/gitblit/wicket/GitBlitWebApp.properties
+++ b/src/com/gitblit/wicket/GitBlitWebApp.properties
@@ -439,4 +439,5 @@
 gb.sslCertificateGeneratedRestart = Successfully generated new server SSL certificate for {0}.\nYou must restart Gitblit to use the new certificate.\n\nIf you are launching with the '--alias' parameter you will have to set that to ''--alias {0}''.
 gb.validity = validity
 gb.siteName = site name
-gb.siteNameDescription = short, descriptive name of your server 
\ No newline at end of file
+gb.siteNameDescription = short, descriptive name of your server 
+gb.excludeFromActivity = exclude from activity page
\ No newline at end of file
diff --git a/src/com/gitblit/wicket/pages/EditRepositoryPage.java b/src/com/gitblit/wicket/pages/EditRepositoryPage.java
index 7f66f68..a071b69 100644
--- a/src/com/gitblit/wicket/pages/EditRepositoryPage.java
+++ b/src/com/gitblit/wicket/pages/EditRepositoryPage.java
@@ -414,7 +414,7 @@
 		form.add(new CheckBox("showReadme"));
 		form.add(new CheckBox("skipSizeCalculation"));
 		form.add(new CheckBox("skipSummaryMetrics"));
-		List<Integer> maxActivityCommits  = Arrays.asList(0, 25, 50, 75, 100, 150, 200, 250, 500 );
+		List<Integer> maxActivityCommits  = Arrays.asList(-1, 0, 25, 50, 75, 100, 150, 200, 250, 500 );
 		form.add(new DropDownChoice<Integer>("maxActivityCommits", maxActivityCommits, new MaxActivityCommitsRenderer()));
 
 		mailingLists = new Model<String>(ArrayUtils.isEmpty(repositoryModel.mailingLists) ? ""
@@ -666,7 +666,9 @@
 
 		@Override
 		public String getDisplayValue(Integer value) {
-			if (value == 0) {
+			if (value == -1) {
+				return getString("gb.excludeFromActivity");
+			} else if (value == 0) {
 				return getString("gb.noMaximum");
 			} else {
 				return value + " " + getString("gb.commits");