diff --git a/app/build.gradle b/app/build.gradle
index 0ff2ca1..0d2533c 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -12,7 +12,7 @@ android {
     defaultConfig {
         applicationId "me.jingbin.smb.demo"
         minSdkVersion 19
-        targetSdkVersion 28
+        targetSdkVersion 29
         versionCode 1
         versionName "1.0"
         multiDexEnabled true
@@ -36,6 +36,7 @@ android {
 
 dependencies {
 
+    //noinspection GradleDependency
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     implementation 'androidx.core:core-ktx:1.3.2'
     implementation 'androidx.appcompat:appcompat:1.2.0'
diff --git a/smb/build.gradle b/smb/build.gradle
index 04acec4..1431ad4 100644
--- a/smb/build.gradle
+++ b/smb/build.gradle
@@ -18,12 +18,12 @@ dependencies {
 
     // 读取及写入网络共享文件
     api group: 'com.hierynomus', name: 'smbj', version: '0.10.0'
-    api group: 'org.slf4j', name: 'slf4j-api', version: '1.7.25'
+    api group: 'org.slf4j', name: 'slf4j-api', version: '1.7.32'
     api group: 'org.bouncycastle', name: 'bcprov-jdk15on', version: '1.60'
     api group: 'net.engio', name: 'mbassador', version: '1.3.0'
     api group: 'com.hierynomus', name: 'asn-one', version: '0.4.0'
 //    api group: 'org.apache.cassandra', name: 'cassandra-all', version: '0.8.1'
 //    api group: 'org.slf4j', name: 'slf4j-simple', version: '1.6.4'
 
-    api group: 'org.slf4j', name: 'slf4j-log4j12', version: '1.6.6'
+    api group: 'org.slf4j', name: 'slf4j-log4j12', version: '1.7.32'
 }
\ No newline at end of file