diff --git a/module/build.gradle b/module/build.gradle
index 361b31ff..2e76e1ea 100644
--- a/module/build.gradle
+++ b/module/build.gradle
@@ -9,8 +9,8 @@ def apiVersion = 7
 def moduleProp = [
         id         : "riru-core",
         name       : "Riru (Riru - Core)",
-        version    : "v21.2",
-        versionCode: "35",
+        version    : "v21.3",
+        versionCode: "36",
         author     : "Rikka",
         description: "Inject zygote process by replace libmemtrack.so, provide interface to other Riru modules."
 ]
diff --git a/module/src/main/cpp/jni_native_method.cpp b/module/src/main/cpp/jni_native_method.cpp
index 0d48c149..c1f6eaa4 100644
--- a/module/src/main/cpp/jni_native_method.cpp
+++ b/module/src/main/cpp/jni_native_method.cpp
@@ -334,7 +334,7 @@ jint nativeForkAndSpecialize_q_alternative(
                                 instructionSet, appDataDir, isTopApp, pkgDataInfoList, whitelistedDataInfoList,
                                 bindMountAppDataDirs, bindMountAppStorageDirs);
 
-    jint res = ((nativeForkAndSpecialize_p_t *) _nativeForkAndSpecialize)(
+    jint res = ((nativeForkAndSpecialize_q_alternative_t *) _nativeForkAndSpecialize)(
             env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, se_name,
             fdsToClose, fdsToIgnore, is_child_zygote, instructionSet, appDataDir, isTopApp);
 
@@ -556,7 +556,7 @@ void nativeSpecializeAppProcess_q_alternative(
             startChildZygote, instructionSet, appDataDir, isTopApp, pkgDataInfoList,
             whitelistedDataInfoList, bindMountAppDataDirs, bindMountAppStorageDirs);
 
-    ((nativeSpecializeAppProcess_q_t *) _nativeSpecializeAppProcess)(
+    ((nativeSpecializeAppProcess_q_alternative_t *) _nativeSpecializeAppProcess)(
             env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal, seInfo, niceName,
             startChildZygote, instructionSet, appDataDir, isTopApp);
 
diff --git a/template/magisk_module/README.md b/template/magisk_module/README.md
index edec9409..6512794a 100644
--- a/template/magisk_module/README.md
+++ b/template/magisk_module/README.md
@@ -8,6 +8,10 @@ See [https://github.com/RikkaApps/Riru](https://github.com/RikkaApps/Riru) for m
 
 ## Changelog
 
+### v21.3 (36) (2020-07-01)
+
+- Support custom ROMs with isTopApp changes backported (#106)
+
 ### v21.2 (35) (2020-05-08)
 
 - Works on Android R DP4