diff --git a/app/build.gradle b/app/build.gradle
index 5d6dad8f46..3cc24aa835 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -4,7 +4,7 @@ apply plugin: 'kotlin-android'
 apply plugin: 'de.undercouch.download'
 
 def getVersionCode = { -> return 1801 }
-def getRevision = { -> "c" }
+def getRevision = { -> "f" }
 def getReleaseName = { -> return "Draconyx" }
 // https://en.wikipedia.org/wiki/List_of_dinosaur_genera
 
diff --git a/app/src/main/java/eu/faircode/email/FragmentAccounts.java b/app/src/main/java/eu/faircode/email/FragmentAccounts.java
index d6624a55dd..cf322ce0aa 100644
--- a/app/src/main/java/eu/faircode/email/FragmentAccounts.java
+++ b/app/src/main/java/eu/faircode/email/FragmentAccounts.java
@@ -192,7 +192,7 @@ public class FragmentAccounts extends FragmentBase {
                         return null;
                 }
 
-                View header = inflater.inflate(R.layout.item_group, parent, false);
+                View header = inflater.inflate(R.layout.item_group, null, false);
                 TextView tvCategory = header.findViewById(R.id.tvCategory);
                 TextView tvDate = header.findViewById(R.id.tvDate);
 
diff --git a/app/src/main/java/eu/faircode/email/FragmentFolders.java b/app/src/main/java/eu/faircode/email/FragmentFolders.java
index 5b6af33522..d5d82fedcb 100644
--- a/app/src/main/java/eu/faircode/email/FragmentFolders.java
+++ b/app/src/main/java/eu/faircode/email/FragmentFolders.java
@@ -264,7 +264,7 @@ public class FragmentFolders extends FragmentBase {
                             return null;
                     }
 
-                    View header = inflater.inflate(R.layout.item_group, parent, false);
+                    View header = inflater.inflate(R.layout.item_group, null, false);
                     TextView tvCategory = header.findViewById(R.id.tvCategory);
                     TextView tvDate = header.findViewById(R.id.tvDate);
 
diff --git a/app/src/main/java/eu/faircode/email/FragmentIdentities.java b/app/src/main/java/eu/faircode/email/FragmentIdentities.java
index 045e6f6141..006a4cd321 100644
--- a/app/src/main/java/eu/faircode/email/FragmentIdentities.java
+++ b/app/src/main/java/eu/faircode/email/FragmentIdentities.java
@@ -139,7 +139,7 @@ public class FragmentIdentities extends FragmentBase {
                         return null;
                 }
 
-                View header = inflater.inflate(R.layout.item_group, parent, false);
+                View header = inflater.inflate(R.layout.item_group, null, false);
                 TextView tvCategory = header.findViewById(R.id.tvCategory);
                 TextView tvDate = header.findViewById(R.id.tvDate);
 
diff --git a/app/src/main/java/eu/faircode/email/FragmentMessages.java b/app/src/main/java/eu/faircode/email/FragmentMessages.java
index 72d5d15450..e7d28fc404 100644
--- a/app/src/main/java/eu/faircode/email/FragmentMessages.java
+++ b/app/src/main/java/eu/faircode/email/FragmentMessages.java
@@ -771,7 +771,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
                 if (!ch && !dh)
                     return null;
 
-                View header = inflater.inflate(R.layout.item_group, parent, false);
+                View header = inflater.inflate(R.layout.item_group, null, false);
                 TextView tvCategory = header.findViewById(R.id.tvCategory);
                 TextView tvDate = header.findViewById(R.id.tvDate);
                 tvCategory.setVisibility(ch ? View.VISIBLE : View.GONE);