diff --git a/sources b/sources
index bf0f756..4af061e 100644
--- a/sources
+++ b/sources
@@ -2,7 +2,5 @@ SHA512 (cbindgen-vendor.tar.xz) = 161811f4adfc74e5d92871c78139704d32e1e1ad6b615c
 SHA512 (nspr-4.35.0-1.el8_1.src.rpm) = 5123a443fcc42602e31104999be339ae899eb7b1f1e2f1ea87ba4f283eb894d08ab568e421dba1df4770f23be91ff88aa6a0748bce7feef31ed88bee5bdecb2c
 SHA512 (nss-3.90.0-2.el8_1.src.rpm) = 850cd6a343e62d34ad28ac356db03371f0b1f018274901cc700cc4f8138c9929eb159bbb1ebe167f727a69f6499423a54581ca65ed655ee468f1cae8450df85c
 SHA512 (nss-3.90.0-3.el9_0.src.rpm) = f321b9c1bda0b09eee564e2903023435851a4ff2e55bdd5b03012ca51be7999b18d85061f874065d0b25913721eb574f49746a3111f8f1cdd5b21268dddd8367
-SHA512 (thunderbird-115.12.1.processed-source.tar.xz) = bef06c1136069d5ba76ce4ca759f2268b61e1424ff14de9ec831a49198954fb1e39f3d28709e838f5eb8b119b35454c40f03bc3f98ec7f7325c52ae05cb3c575
-SHA512 (thunderbird-langpacks-115.12.1-20240618.tar.xz) = 033d0641b2c1445fa0af7aa3a0e629bdbcea2d408f356519a689d502bac547bcf74f262fc414bc103cc646ac06be754bd1beb68e86e0d144b73faa74c5ee04d7
 SHA512 (thunderbird-115.13.0.processed-source.tar.xz) = 0086103890416db50e6209c9e28a2cd1c0d003c389d4ebad03605d5a8fcfa657110527bce62ce6c2c6094b5db80a95c1de0e03bb9ca1c944a7580424ce38a115
 SHA512 (thunderbird-langpacks-115.13.0esr-20240708.tar.xz) = 85e7bb6e7886179a3e4e2b6e8ca6009879517a040de262a8acf96df57f87e66a297f334ec16f223e76857d691cef4dc0250ee7b325a881fd00b6bd76fcb8d397
diff --git a/thunderbird.spec b/thunderbird.spec
index eba5aba..44fd669 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -165,7 +165,7 @@ ExcludeArch:    aarch64 s390 ppc ppc64
 #Source0:        https://archive.mozilla.org/pub/thunderbird/releases/%%{version}%%{?pre_version}/source/thunderbird-%%{version}%%{?pre_version}.processed-source.tar.xz
 Source0:        thunderbird-%{version}%{?pre_version}%{?buildnum}.processed-source.tar.xz
 %if %{with langpacks}
-Source1:        thunderbird-langpacks-%{version}-20240708.tar.xz
+Source1:        thunderbird-langpacks-%{version}esr-20240708.tar.xz
 %endif
 Source2:        cbindgen-vendor.tar.xz
 Source3:        process-official-tarball