diff --git a/composeApp/build.gradle.kts b/composeApp/build.gradle.kts
index 79413da..8cfd953 100644
--- a/composeApp/build.gradle.kts
+++ b/composeApp/build.gradle.kts
@@ -27,7 +27,11 @@ kotlin {
         }
     }
 
-    jvm()
+    jvm {
+        compilerOptions {
+            jvmTarget.set(JvmTarget.JVM_21)
+        }
+    }
 
     js {
         browser()
diff --git a/shared/build.gradle.kts b/shared/build.gradle.kts
index bba9796..3896dca 100644
--- a/shared/build.gradle.kts
+++ b/shared/build.gradle.kts
@@ -16,7 +16,11 @@ kotlin {
     iosArm64()
     iosSimulatorArm64()
 
-    jvm()
+    jvm {
+        compilerOptions {
+            jvmTarget.set(JvmTarget.JVM_21)
+        }
+    }
 
     js {
         browser()