diff --git a/gradle.properties b/gradle.properties
index 7fc6f1ff..ca3c1267 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1,2 @@
 kotlin.code.style=official
+org.gradle.jvmargs=-Xmx4g -XX:MaxMetaspaceSize=4096m
diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/fr/JpMangas.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/fr/JpMangas.kt
index 3e413818..ba756856 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/fr/JpMangas.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/fr/JpMangas.kt
@@ -4,7 +4,7 @@ import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.site.mmrcms.MmrcmsParser
-import java.util.Locale
+import java.util.*
 
 @MangaSourceParser("JPMANGAS", "JpMangas", "fr")
 internal class JpMangas(context: MangaLoaderContext) :