diff --git a/app/build.gradle b/app/build.gradle
index 9322877..a1ae925 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -107,7 +107,7 @@ android {
 
 dependencies {
     implementation fileTree(dir: "libs", include: ["*.jar", "*.aar"])
-    implementation 'androidx.appcompat:appcompat:1.4.0'
+    implementation 'androidx.appcompat:appcompat:1.7.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
     implementation "androidx.coordinatorlayout:coordinatorlayout:1.2.0"
     implementation 'com.github.bumptech.glide:glide:4.12.0'
diff --git a/common/build.gradle b/common/build.gradle
index 8818ef5..053a6dd 100644
--- a/common/build.gradle
+++ b/common/build.gradle
@@ -31,7 +31,7 @@ android {
 }
 
 dependencies {
-    implementation 'androidx.appcompat:appcompat:1.4.0'
+    implementation 'androidx.appcompat:appcompat:1.7.0'
     implementation 'com.google.android.material:material:1.8.0'
     implementation 'com.google.code.gson:gson:2.8.7'
 }
diff --git a/markdown-viewer/build.gradle b/markdown-viewer/build.gradle
index a13e37f..e894222 100644
--- a/markdown-viewer/build.gradle
+++ b/markdown-viewer/build.gradle
@@ -22,7 +22,7 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
-    implementation 'androidx.appcompat:appcompat:1.4.0'
+    implementation 'androidx.appcompat:appcompat:1.7.0'
     //Flexmark
     implementation 'com.vladsch.flexmark:flexmark:0.28.32'
     implementation 'com.vladsch.flexmark:flexmark-ext-tables:0.28.32'
diff --git a/treeview/build.gradle b/treeview/build.gradle
index 0cdf330..061f04b 100644
--- a/treeview/build.gradle
+++ b/treeview/build.gradle
@@ -31,5 +31,5 @@ android {
 }
 
 dependencies {
-    implementation 'androidx.appcompat:appcompat:1.4.0'
+    implementation 'androidx.appcompat:appcompat:1.7.0'
 }