diff --git a/thunderbird.be0 b/thunderbird.be0
index 99491a392..f090b913b 100755
--- a/thunderbird.be0
+++ b/thunderbird.be0
@@ -79,7 +79,12 @@ mee_install() {
 
 mee_install_post() {
     start_cmd install -d ${D}${LIBDIR}/mariux64
-    start_cmd mv ${D}${BINDIR}/${PKGNAME} ${D}${LIBDIR}/mariux64/${PKGNAME}
+    start_cmd rm ${D}${BINDIR}/${PKGNAME}
+
+    cat >${D}${LIBDIR}/mariux64/${PKGNAME}<<-EOF
+	NSS_SDB_USE_CACHE=1 exec "${LIBDIR}/${PKGNAME}/${PKGNAME}" "\$@"
+	EOF
+    chmod 755 ${D}${LIBDIR}/mariux64/${PKGNAME}
 
     # install official icon in all sizes