diff --git a/fabric/Dockerfile b/fabric/Dockerfile
index 4ea9f04..4cb1430 100644
--- a/fabric/Dockerfile
+++ b/fabric/Dockerfile
@@ -7,6 +7,9 @@ ENV GAME_PORT=""
 ENV MC_VERSION=""
 ENV FABRIC_VERSION=""
 ENV INSTALLER_VERSION=""
+ENV XMX=""
+ENV XMS=""
+ENV XMN=""
 
 # URL's for files
 ARG INSTALL_SCRIPT=https://gitlab.fithwum.tech/fithwum/minecraft/-/raw/master/fabric/install_script.sh
diff --git a/fabric/run.sh b/fabric/run.sh
index 6fa52b3..dce8bef 100644
--- a/fabric/run.sh
+++ b/fabric/run.sh
@@ -6,7 +6,7 @@ cd /MCserver
 JAR=./fabric-*-*.jar
 
 while [ true ]; do
-  java -Xmx4G -Xms1G -Xmn1G -jar $JAR nogui
+  java -Xmx$XMX -Xms$XMS -Xmn$XMN -Dbungee.epoll=false -jar $JAR nogui
   if [ $? -eq 0 ]; then
     break
   fi
diff --git a/vanilla/Dockerfile b/vanilla/Dockerfile
index b8a464b..ab0c393 100644
--- a/vanilla/Dockerfile
+++ b/vanilla/Dockerfile
@@ -5,6 +5,9 @@ LABEL maintainer "fithwum"
 ENV ACCEPT_EULA=""
 ENV GAME_PORT=""
 ENV MC_VERSION=""
+ENV XMX=""
+ENV XMS=""
+ENV XMN=""
 
 # URL's for files
 ARG INSTALL_SCRIPT=https://gitlab.fithwum.tech/fithwum/minecraft/-/raw/master/vanilla/install_script.sh
diff --git a/vanilla/run.sh b/vanilla/run.sh
index 6ae7614..438c3ba 100644
--- a/vanilla/run.sh
+++ b/vanilla/run.sh
@@ -6,7 +6,7 @@ cd /MCserver
 JAR=./MCserver-*.jar
 
 while [ true ]; do
-  java -Xmx4G -Xms1G -Xmn1G -jar $JAR nogui
+  java -Xmx$XMX -Xms$XMS -Xmn$XMN -jar $JAR nogui
   if [ $? -eq 0 ]; then
     break
   fi