diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 959168d2..484009bd 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -12,8 +12,8 @@ android {
     defaultConfig {
         applicationId = "info.appdev.chartexample"
         minSdk = 23
-        compileSdk = 36
-        targetSdk = 36
+        compileSdk = 35
+        targetSdk = 35
         versionCode = getGitCommitCount()
         versionName = getVersionText()
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
@@ -77,7 +77,7 @@ dependencies {
     implementation("androidx.compose.material3:material3")
     implementation("androidx.compose.ui:ui")
     implementation("androidx.compose.ui:ui-tooling-preview")
-    implementation("androidx.activity:activity-compose:1.13.0")
+    implementation("androidx.activity:activity-compose:1.10.1")
     implementation("androidx.compose.material:material-icons-extended")
     implementation("com.github.AppDevNext.Logcat:LogcatCoreLib:3.4")
     debugImplementation("androidx.compose.ui:ui-tooling")
diff --git a/chartLib/build.gradle.kts b/chartLib/build.gradle.kts
index fea1cd0a..dfa57ee6 100644
--- a/chartLib/build.gradle.kts
+++ b/chartLib/build.gradle.kts
@@ -12,7 +12,7 @@ android {
     namespace = "info.appdev.charting"
     defaultConfig {
         minSdk = 23
-        compileSdk = 36
+        compileSdk = 35
 
         // VERSION_NAME no longer available as of 4.1
         // https://issuetracker.google.com/issues/158695880
@@ -54,8 +54,8 @@ dependencies {
     lintPublish(project(path = ":lint", configuration = "lintJar"))  // embeds in published AAR
 
     implementation("androidx.annotation:annotation:1.10.0")
-    implementation("androidx.core:core:1.18.0")
-    implementation("androidx.activity:activity-ktx:1.13.0")
+    implementation("androidx.core:core:1.16.0")
+    implementation("androidx.activity:activity-ktx:1.10.1")
     implementation("com.github.AppDevNext.Logcat:LogcatCoreLib:3.4")
     testImplementation("junit:junit:4.13.2")
     testImplementation("org.mockito:mockito-core:5.23.0")
diff --git a/chartLibCompose/build.gradle.kts b/chartLibCompose/build.gradle.kts
index 4d7692a6..92bbc751 100644
--- a/chartLibCompose/build.gradle.kts
+++ b/chartLibCompose/build.gradle.kts
@@ -13,7 +13,7 @@ android {
     namespace = "info.appdev.charting.compose"
     defaultConfig {
         minSdk = 23
-        compileSdk = 36
+        compileSdk = 35
 
         // VERSION_NAME no longer available as of 4.1
         // https://issuetracker.google.com/issues/158695880
@@ -53,8 +53,8 @@ android {
 
 dependencies {
     implementation("androidx.annotation:annotation:1.10.0")
-    implementation("androidx.core:core:1.18.0")
-    implementation("androidx.activity:activity-ktx:1.13.0")
+    implementation("androidx.core:core:1.16.0")
+    implementation("androidx.activity:activity-ktx:1.10.1")
     implementation("com.github.AppDevNext.Logcat:LogcatCoreLib:3.4")
     api(project(":chartLib"))