diff --git a/app/build.gradle b/app/build.gradle
index e6ebf9d..cca86c2 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 29
-    buildToolsVersion "29.0.2"
+    buildToolsVersion "29.0.3"
     defaultConfig {
         applicationId "com.lamonjush.fullscreenloadingdialog"
         minSdkVersion 21
diff --git a/build.gradle b/build.gradle
index a158142..28e3849 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.3'
+        classpath 'com.android.tools.build:gradle:4.0.0'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/fullscreenloadingdialog/build.gradle b/fullscreenloadingdialog/build.gradle
index ca2d851..c932d9e 100644
--- a/fullscreenloadingdialog/build.gradle
+++ b/fullscreenloadingdialog/build.gradle
@@ -5,7 +5,7 @@ group='com.github.fahim44'
 
 android {
     compileSdkVersion 29
-    buildToolsVersion "29.0.2"
+    buildToolsVersion "29.0.3"
 
 
     defaultConfig {
diff --git a/fullscreenloadingdialog/src/main/java/com/lamonjush/fullscreenloadingdialog/FullScreenLoadingDialog.java b/fullscreenloadingdialog/src/main/java/com/lamonjush/fullscreenloadingdialog/FullScreenLoadingDialog.java
index c66a785..694faa1 100644
--- a/fullscreenloadingdialog/src/main/java/com/lamonjush/fullscreenloadingdialog/FullScreenLoadingDialog.java
+++ b/fullscreenloadingdialog/src/main/java/com/lamonjush/fullscreenloadingdialog/FullScreenLoadingDialog.java
@@ -102,7 +102,7 @@ public void show(Context context) {
                     } catch (Exception ignored) {
                     }
                 }, 50);
-            }else {
+            } else {
                 showLoader(context, builder);
             }
 
@@ -117,11 +117,18 @@ private void showLoader(Context context, AlertDialog.Builder builder) {
         dialog.show();
     }
 
+    public boolean isShowing() {
+        if (dialog != null)
+            return dialog.isShowing();
+        return false;
+    }
+
     public void dismiss() {
         if (dialog != null) {
             new Handler().postDelayed(() -> {
                 try {
-                    dialog.dismiss();
+                    if (dialog != null)
+                        dialog.dismiss();
                     dialog = null;
                 } catch (Exception ignored) {
                 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 733fa9d..69c7af4 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Thu Feb 20 21:49:41 BDT 2020
+#Sat May 30 14:47:06 BDT 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip
\ No newline at end of file
diff --git a/settings.gradle b/settings.gradle
index 3d7943d..0a99060 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,2 +1,2 @@
 include ':app', ':fullscreenloadingdialog'
-rootProject.name='FullScreenLoadingDialog'
+rootProject.name='FullScreenLoadingDialog'
\ No newline at end of file