diff --git a/uhabits-android/build.gradle.kts b/uhabits-android/build.gradle.kts
index 804b30c8f..bffb150bb 100644
--- a/uhabits-android/build.gradle.kts
+++ b/uhabits-android/build.gradle.kts
@@ -36,7 +36,7 @@ Updating gradle might fix this, so try again in the future to remove this and ru
 If this doesn't produce any warning, try to remove it.
  */
 kotlin {
-    jvmToolchain(11)
+    jvmToolchain(17)
 }
 
 android {
@@ -79,11 +79,11 @@ android {
 
     compileOptions {
         isCoreLibraryDesugaringEnabled = true
-        targetCompatibility(JavaVersion.VERSION_11)
-        sourceCompatibility(JavaVersion.VERSION_11)
+        targetCompatibility(JavaVersion.VERSION_17)
+        sourceCompatibility(JavaVersion.VERSION_17)
     }
 
-    kotlinOptions.jvmTarget = JavaVersion.VERSION_11.toString()
+    kotlinOptions.jvmTarget = JavaVersion.VERSION_17.toString()
     buildFeatures.viewBinding = true
     lint.abortOnError = false
 }
diff --git a/uhabits-core/build.gradle.kts b/uhabits-core/build.gradle.kts
index 0baa70d72..aa0677bee 100644
--- a/uhabits-core/build.gradle.kts
+++ b/uhabits-core/build.gradle.kts
@@ -24,7 +24,7 @@ plugins {
 
 kotlin {
     jvm().withJava()
-    jvmToolchain(11)
+    jvmToolchain(17)
 
     sourceSets {
         val commonMain by getting {