diff --git a/package_versions.txt b/package_versions.txt
index 4239aee..3cd9633 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -235,8 +235,8 @@ libtirpc3                               1.3.2-2ubuntu0.1
 libudev1                                249.11-0ubuntu3.9                        deb     
 libunistring2                           1.0-1                                    deb     
 libuuid1                                2.37.2-4ubuntu3                          deb     
-libx11-6                                2:1.7.5-1                                deb     
-libx11-data                             2:1.7.5-1                                deb     
+libx11-6                                2:1.7.5-1ubuntu0.2                       deb     
+libx11-data                             2:1.7.5-1ubuntu0.2                       deb     
 libxau6                                 1:1.0.9-1build5                          deb     
 libxcb1                                 1.14-3ubuntu3                            deb     
 libxdmcp6                               1:1.1.3-0ubuntu5                         deb