diff --git a/package_versions.txt b/package_versions.txt
index 6458d0a..17d73a3 100644
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -1170,7 +1170,7 @@ sysvinit-utils                                                                3.
 tags.cncf.io/container-device-interface                                       v1.1.0                                    go-module  (+3 duplicates)  
 tags.cncf.io/container-device-interface/specs-go                              v1.1.0                                    go-module  (+2 duplicates)  
 tar                                                                           1.35+dfsg-3build1                         deb                         
-thunderbird                                                                   1:140.9.0+build1-0ubuntu0.24.04.1~mt1     deb                         
+thunderbird                                                                   1:140.9.1+build1-0ubuntu0.24.04.1~mt1     deb                         
 tomli                                                                         2.4.0                                     python                      
 typing-extensions                                                             4.15.0                                    python                      
 tzdata                                                                        2025b-0ubuntu0.24.04.1                    deb