diff --git a/tools/abandon_cli.bat b/tools/abandon_cli.bat
index 336c196d..9f8a806c 100644
--- a/tools/abandon_cli.bat
+++ b/tools/abandon_cli.bat
@@ -1,4 +1,9 @@
 @ECHO OFF
 SET BASEDIR=%~dp0
+SET JAVA_CMD=java
 
-java -jar "%BASEDIR%\start.jar" %*
+if not "%JAVA_HOME%" == "" (
+    SET JAVA_CMD="%JAVA_HOME%\bin\java"
+)
+
+"%JAVA_CMD%" -jar "%BASEDIR%\start.jar" %*
diff --git a/tools/abandon_cli.sh b/tools/abandon_cli.sh
index 20be9095..75e399ac 100755
--- a/tools/abandon_cli.sh
+++ b/tools/abandon_cli.sh
@@ -1,3 +1,10 @@
+JAVA_CMD=java
+
+if [ $JAVA_HOME ]
+then
+  JAVA_CMD=$JAVA_HOME/bin/java;
+fi
+
 BASEDIR=`dirname $0`
 
-java -jar ${BASEDIR}/start.jar $*
+$JAVA_CMD -jar ${BASEDIR}/start.jar $*
diff --git a/tools/abandon_gui.bat b/tools/abandon_gui.bat
index 38294082..6ed5181c 100644
--- a/tools/abandon_gui.bat
+++ b/tools/abandon_gui.bat
@@ -1,4 +1,10 @@
 @ECHO OFF
 SET BASEDIR=%~dp0
 
-java -jar "%BASEDIR%\start.jar" -g %*
+SET JAVA_CMD=java
+
+if not "%JAVA_HOME%" == "" (
+    SET JAVA_CMD="%JAVA_HOME%\bin\java"
+)
+
+"%JAVA_CMD%" -jar "%BASEDIR%\start.jar" -g %*
diff --git a/tools/abandon_gui.sh b/tools/abandon_gui.sh
index fca53f85..620b029b 100755
--- a/tools/abandon_gui.sh
+++ b/tools/abandon_gui.sh
@@ -1,3 +1,10 @@
+JAVA_CMD=java
+
+if [ $JAVA_HOME ]
+then
+  JAVA_CMD=$JAVA_HOME/bin/java;
+fi
+
 BASEDIR=`dirname $0`
 
-java -jar ${BASEDIR}/start.jar -g $*
+$JAVA_CMD -jar ${BASEDIR}/start.jar -g $*