diff --git a/build.nsi b/build.nsi
index 92d567fc4..89acc6c28 100644
--- a/build.nsi
+++ b/build.nsi
@@ -63,11 +63,11 @@ SetCompressor /SOLID LZMA
 ; at least we need Java 6
 !define JRE_VERSION6 "1.6"
 
-; download link Oracle Java 7 Update 4
-; 32 bit
-!define JRE_32 "http://javadl.sun.com/webapps/download/AutoDL?BundleId=63691"
-; 64 bit
-!define JRE_64 "http://javadl.sun.com/webapps/download/AutoDL?BundleId=63692"
+; download link Oracle Java 7 Update 25
+; 32 bit / jre-7u25-windows-i586.exe
+!define JRE_32 "http://javadl.sun.com/webapps/download/AutoDL?BundleId=79063"
+; 64 bit / jre-7u25-windows-x64.exe
+!define JRE_64 "http://javadl.sun.com/webapps/download/AutoDL?BundleId=79065"
 
 ;!define JRE_32 "http://yacy.berlios.de/download.php?what=jre&version=32&yacyrevnr=@REPL_REVISION_NR@"
 ;!define JRE_64 "http://yacy.berlios.de/download.php?what=jre&version=64&yacyrevnr=@REPL_REVISION_NR@"