diff --git a/build.gradle b/build.gradle
index 07ab741..f4edc81 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,14 +3,14 @@
 }
 
 repositories {
-	jcenter()
+	mavenCentral()
 }
 
 dependencies {
 	implementation group: 'com.google.guava', name: 'guava', version: '30.0-jre'
 	implementation group: 'com.google.code.gson', name: 'gson', version: '2.8.6'
-	implementation group: 'com.formdev', name: 'flatlaf', version: '0.44'
-   implementation group: 'com.ibm.icu', name: 'icu4j', version: '68.1'
+	implementation group: 'com.formdev', name: 'flatlaf', version: '1.2'
+    implementation group: 'com.ibm.icu', name: 'icu4j', version: '68.1'
 }
 
 // add Main-Class to manifest