diff --git a/build.gradle b/build.gradle
index bdf7ba9b8..60adc1a3b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -65,19 +65,19 @@ task appletJar{
 			}
 		}
 		delete(dir:'../finereport-lib-stable/tmp')
-		property(name:'jdk1.6.home',value:'D:\FineReport\develop\java\jdk1.6u35')
+		property(name:'jdk1.6.home',value:'D:/FineReport/develop/java/jdk1.6u35')
 		property(name:'keystore',value:'frapplet.store')
 		property(name:'keycert',value:'fr.cert')
 		property(name:'keypasssword',value:'123456')
 		property(name:'keyalias',value:'fr')
-		exec(executable:"${jdk1.6.home}\bin\keytool"){
+		exec(executable:"${jdk1.6.home}/bin/keytool"){
 			arg(line:"-genkey -dname "CN=FineReport L=NanJing C=China" -keystore ${keystore} -alias ${keyalias} -validity 3650 -storepass ${keypassword}")
 		}
-		exec(executable:"${jdk1.6.home}\bin\keytool"){
+		exec(executable:"${jdk1.6.home}/bin/keytool"){
 			arg(line:"-export -keystore ${keystore} -alias ${keyalias} -file ${keycert} -storepass ${keypassword}")
 		}
 
-		exec(executable:"${jdk1.6.home}\bin\jarsigner"){
+		exec(executable:"${jdk1.6.home}/bin/jarsigner"){
 			arg(line:"-keystore ${keystore} -storepass ${keypassword} ${applet_jar} ${keyalias}")
 		}
 		delete(file:"${keystore}")