diff --git a/.gitignore b/.gitignore
index b0011f9..83c73a0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -94,3 +94,5 @@
 /thunderbird-langpacks-115.5.0-20231121.tar.xz
 /thunderbird-115.6.0.processed-source.tar.xz
 /thunderbird-langpacks-115.6.0-20231218.tar.xz
+/thunderbird-115.7.0.processed-source.tar.xz
+/thunderbird-langpacks-115.7.0-20240122.tar.xz
diff --git a/sources b/sources
index 4b8d287..6ccfacc 100644
--- a/sources
+++ b/sources
@@ -2,5 +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-115.6.0.processed-source.tar.xz) = b0da315a25edd1478fcb1d542d767ccd06600bc4ac03349b32574d29847ca5bcbdfd95c6aec94502aa1664ee748f4a00b72980d7a199ff3db0614202b3b2562b
-SHA512 (thunderbird-langpacks-115.6.0-20231218.tar.xz) = ea21f76a55498e640cc391b450154e0db1e28a3ac3fe8a637bfea69642bb9b95bf118d553801a95784ce1301b1636ec9802cc21929c8111664e59156717e873e
+SHA512 (thunderbird-115.7.0.processed-source.tar.xz) = a6c06e44d4168a1f9ef0da115e3683de7c36e4d94baea963bbbf06ee317dab620fc5cbb1b3f615ca0baad01eb5b835dd50b76eac102517206c8aeae74250c21b
+SHA512 (thunderbird-langpacks-115.7.0-20240122.tar.xz) = dee743614331e0b5e2b6b36745fe93c1d84ca9360153deee8290760c636581d6885cfadc2a7ab028820b589cef52337061b83c385ffb933532a204db98606f0b
diff --git a/thunderbird.spec b/thunderbird.spec
index d22d091..05e7922 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -134,7 +134,7 @@ end}
 
 Summary:        Mozilla Thunderbird mail/newsgroup client
 Name:           thunderbird
-Version:        115.6.0
+Version:        115.7.0
 Release:        1%{?dist}
 URL:            http://www.mozilla.org/projects/thunderbird/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
@@ -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}-20231218.tar.xz
+Source1:        thunderbird-langpacks-%{version}-20240122.tar.xz
 %endif
 Source2:        cbindgen-vendor.tar.xz
 Source3:        process-official-tarball
@@ -1514,6 +1514,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #===============================================================================
 
 %changelog
+* Mon Jan 22 2024 Eike Rathke <erack@redhat.com> - 115.7.0-1
+- Update to 115.7.0 build1
+
 * Mon Dec 18 2023 Eike Rathke <erack@redhat.com> - 115.6.0-1
 - Update to 115.6.0 build2