diff --git a/infer/src/absint/PatternMatch.ml b/infer/src/absint/PatternMatch.ml
index 4e19794ec..561a8e9ca 100644
--- a/infer/src/absint/PatternMatch.ml
+++ b/infer/src/absint/PatternMatch.ml
@@ -246,6 +246,7 @@ let initializer_classes =
     ; "android.app.Fragment"
     ; "android.app.Service"
     ; "android.support.v4.app.Fragment"
+    ; "androidx.fragment.app.Fragment"
     ; "junit.framework.TestCase" ]
 
 
diff --git a/infer/src/concurrency/ConcurrencyModels.ml b/infer/src/concurrency/ConcurrencyModels.ml
index 4262f5c0a..eb8fc33ac 100644
--- a/infer/src/concurrency/ConcurrencyModels.ml
+++ b/infer/src/concurrency/ConcurrencyModels.ml
@@ -140,9 +140,9 @@ end = struct
     QualifiedCppName.Match.of_fuzzy_qual_names class_names
 
 
-  (** C++ guard classes used for scope-based lock management. 
-    NB we pretend all classes below implement the mutex interface even though only 
-    [shared_lock] and [unique_lock] do, for simplicity.  The comments summarise which 
+  (** C++ guard classes used for scope-based lock management.
+    NB we pretend all classes below implement the mutex interface even though only
+    [shared_lock] and [unique_lock] do, for simplicity.  The comments summarise which
     methods are implemented. *)
   let guards =
     (* TODO std::scoped_lock *)
@@ -346,6 +346,7 @@ let ui_matcher_records =
   (* search_superclasses is true by default in how [default] is treated *)
   [ {default with classname= "android.support.v4.app.Fragment"; methods= fragment_methods}
   ; {default with classname= "android.app.Fragment"; methods= fragment_methods}
+  ; {default with classname= "androidx.fragment.app.Fragment"; methods= fragment_methods}
   ; {default with classname= "android.content.ContentProvider"; methods= ["onCreate"]}
   ; {default with classname= "android.content.BroadcastReceiver"; methods= ["onReceive"]}
   ; { default with
@@ -375,8 +376,8 @@ let if_pred_evalopt ~pred ~f x =
   IOption.if_none_evalopt x ~f:(fun () -> if pred () then Some (f ()) else None)
 
 
-(* assume that methods annotated with @MainThread, @UiThread, 
-   and any string starting with "On" always run on the UI thread. 
+(* assume that methods annotated with @MainThread, @UiThread,
+   and any string starting with "On" always run on the UI thread.
    We do the latter because there are too many to precisely list. *)
 let is_uithread annots =
   let f (annot, _) =
diff --git a/infer/src/quandary/JavaTrace.ml b/infer/src/quandary/JavaTrace.ml
index d5ab50a76..2544b386b 100644
--- a/infer/src/quandary/JavaTrace.ml
+++ b/infer/src/quandary/JavaTrace.ml
@@ -191,7 +191,10 @@ module SourceKind = struct
         let method_name = Typ.Procname.Java.get_method java_pname in
         let taint_matching_supertype typename =
           match (Typ.Name.name typename, method_name) with
-          | ( ("android.app.Activity" | "android.app.Fragment" | "android.support.v4.app.Fragment")
+          | ( ( "android.app.Activity"
+              | "android.app.Fragment"
+              | "android.support.v4.app.Fragment"
+              | "androidx.fragment.app.Fragment" )
             , ("onActivityResult" | "onNewIntent") ) ->
               Some (taint_formals_with_types ["android.content.Intent"] Intent formals)
           | ( "android.app.Service"
@@ -391,19 +394,22 @@ module SinkKind = struct
               taint_nth 1 [StartComponent]
           | ( ( "android.app.Activity"
               | "android.content.Context"
-              | "android.support.v4.app.Fragment" )
+              | "android.support.v4.app.Fragment"
+              | "androidx.fragment.app.Fragment" )
             , "startIntentSenderForResult" ) ->
               taint_nth 2 [StartComponent]
           | "android.app.Activity", "startIntentSenderFromChild" ->
               taint_nth 3 [StartComponent]
           | ( ( "android.app.Fragment"
               | "android.content.Context"
-              | "android.support.v4.app.Fragment" )
+              | "android.support.v4.app.Fragment"
+              | "androidx.fragment.app.Fragment" )
             , "startActivity" ) ->
               taint_nth 0 [StartComponent; StartComponentForInsecureIntentHandling]
           | ( ( "android.app.Fragment"
               | "android.content.Context"
-              | "android.support.v4.app.Fragment" )
+              | "android.support.v4.app.Fragment"
+              | "androidx.fragment.app.Fragment" )
             , ( "bindService"
               | "sendBroadcast"
               | "sendBroadcastAsUser"