diff --git a/log4j-over-slf4j/src/main/resources/META-INF/MANIFEST.MF b/log4j-over-slf4j/src/main/resources/META-INF/MANIFEST.MF
index 143f2d65..6703b640 100644
--- a/log4j-over-slf4j/src/main/resources/META-INF/MANIFEST.MF
+++ b/log4j-over-slf4j/src/main/resources/META-INF/MANIFEST.MF
@@ -1,7 +1,8 @@
 Implementation-Title: log4j-over-slf4j
+Bundle-ManifestVersion: 2
 Bundle-SymbolicName: log4j.over.slf4j
 Bundle-Name: log4j-over-slf4j
 Bundle-Vendor: SLF4J.ORG
+Bundle-RequiredExecutionEnvironment: J2SE-1.3
 Export-Package: org.apache.log4j;version=${log4j.version},org.apache.log4j.helpers;version=${log4j.version},org.apache.log4j.spi;version=${log4j.version},org.apache.log4j.xml;version=${log4j.version}
 Import-Package: org.slf4j;version=${slf4j.api.minimum.compatible.version}, org.slf4j.helpers;version=${slf4j.api.minimum.compatible.version}, org.slf4j.spi;version=${slf4j.api.minimum.compatible.version}
-