diff --git a/build.gradle.kts b/build.gradle.kts
index edde3401..ba168614 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,5 @@
 plugins {
-    id("com.github.ben-manes.versions") version "0.29.0"
+    id("com.github.ben-manes.versions") version "0.31.0"
 }
 
 buildscript {
@@ -9,9 +9,9 @@ buildscript {
     }
 
     dependencies {
-        classpath(kotlin("gradle-plugin", "1.4.0"))
-        classpath("com.android.tools.build:gradle:4.1.0-rc01")
-        classpath("com.google.firebase:firebase-crashlytics-gradle:2.2.0")
+        classpath(kotlin("gradle-plugin", "1.4.10"))
+        classpath("com.android.tools.build:gradle:4.1.0-rc02")
+        classpath("com.google.firebase:firebase-crashlytics-gradle:2.2.1")
         classpath("com.google.android.gms:oss-licenses-plugin:0.10.2")
         classpath("com.google.gms:google-services:4.3.3")
     }
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 62d4c053..e708b1c0 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 6c9a2247..12d38de6 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
index fbd7c515..4f906e0c 100755
--- a/gradlew
+++ b/gradlew
@@ -130,7 +130,7 @@ fi
 if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
-    
+
     JAVACMD=`cygpath --unix "$JAVACMD"`
 
     # We build the pattern for arguments to be converted via cygpath
diff --git a/gradlew.bat b/gradlew.bat
index a9f778a7..ac1b06f9 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -40,7 +40,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto init
+if "%ERRORLEVEL%" == "0" goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -54,7 +54,7 @@ goto fail
 set JAVA_HOME=%JAVA_HOME:"=%
 set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
-if exist "%JAVA_EXE%" goto init
+if exist "%JAVA_EXE%" goto execute
 
 echo.
 echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
@@ -64,21 +64,6 @@ echo location of your Java installation.
 
 goto fail
 
-:init
-@rem Get command-line arguments, handling Windows variants
-
-if not "%OS%" == "Windows_NT" goto win9xME_args
-
-:win9xME_args
-@rem Slurp the command line arguments.
-set CMD_LINE_ARGS=
-set _SKIP=2
-
-:win9xME_args_slurp
-if "x%~1" == "x" goto execute
-
-set CMD_LINE_ARGS=%*
-
 :execute
 @rem Setup the command line
 
@@ -86,7 +71,7 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 
 @rem Execute Gradle
-"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
 
 :end
 @rem End local scope for the variables with windows NT shell
diff --git a/mobile/build.gradle.kts b/mobile/build.gradle.kts
index 423fa9e6..137d07da 100644
--- a/mobile/build.gradle.kts
+++ b/mobile/build.gradle.kts
@@ -85,7 +85,7 @@ dependencies {
     implementation("androidx.swiperefreshlayout:swiperefreshlayout:1.1.0")
     implementation("com.android.billingclient:billing-ktx:3.0.0")
     implementation("com.google.android.gms:play-services-oss-licenses:17.0.0")
-    implementation("com.google.android.material:material:1.2.0")
+    implementation("com.google.android.material:material:1.2.1")
     implementation("com.google.firebase:firebase-analytics-ktx:17.5.0")
     implementation("com.google.firebase:firebase-crashlytics:17.2.1")
     implementation("com.google.zxing:core:3.4.0")
@@ -96,7 +96,7 @@ dependencies {
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.9")
     testImplementation("junit:junit:4.13")
     androidTestImplementation("androidx.room:room-testing:$roomVersion")
-    androidTestImplementation("androidx.test:runner:1.2.0")
-    androidTestImplementation("androidx.test.espresso:espresso-core:3.2.0")
-    androidTestImplementation("androidx.test.ext:junit-ktx:1.1.1")
+    androidTestImplementation("androidx.test:runner:1.3.0")
+    androidTestImplementation("androidx.test.espresso:espresso-core:3.3.0")
+    androidTestImplementation("androidx.test.ext:junit-ktx:1.1.2")
 }