diff --git a/Thunderbird-Setup-11.0.exe.sha1sum b/Thunderbird-Setup-11.0.exe.sha1sum
deleted file mode 100644
index a8c6865..0000000
--- a/Thunderbird-Setup-11.0.exe.sha1sum
+++ /dev/null
@@ -1 +0,0 @@
-33cff2768b53de04230af28a04bb41d212f67c6b  /home/mario/.opsi-dist-cache/thunderbird-11.0/X86/Thunderbird-Setup-11.0.exe
diff --git a/Thunderbird-Setup-12.0.exe.sha1sum b/Thunderbird-Setup-12.0.exe.sha1sum
new file mode 100644
index 0000000..14b1c5c
--- /dev/null
+++ b/Thunderbird-Setup-12.0.exe.sha1sum
@@ -0,0 +1 @@
+f2ac44b84fecb99f45e437d965666b15456f969f  /home/mario/.opsi-dist-cache/thunderbird-12.0/X86/Thunderbird-Setup-12.0.exe
diff --git a/builder-product.cfg b/builder-product.cfg
index 711ca17..2a5c13d 100644
--- a/builder-product.cfg
+++ b/builder-product.cfg
@@ -3,7 +3,7 @@
 ############################
 VENDOR="mozilla.org"
 PN="thunderbird"
-VERSION="11.0"
+VERSION="12.0"
 RELEASE="1"
 PRIORITY="0"
 ADVICE=""