diff --git a/build.lua b/build.lua
index 861fb0f..77c73c6 100644
--- a/build.lua
+++ b/build.lua
@@ -15,7 +15,7 @@ function update_tag(file, content, tagname, tagdate)
           "\\ProvidesPackage{%s}[%s v%s %s]",
           package_name,
           tagdate,
-          tagname,
+          old_version,
           description
         )
       end
diff --git a/src/beamercolorthememoloch.dtx b/src/beamercolorthememoloch.dtx
index b40ad0b..fd18bcb 100644
--- a/src/beamercolorthememoloch.dtx
+++ b/src/beamercolorthememoloch.dtx
@@ -12,7 +12,7 @@
 % \iffalse
 %<*package>
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{beamercolorthememoloch}[2017/01/23 v0.1.0 Moloch color theme] % x-release-please-version
+\ProvidesPackage{beamercolorthememoloch}[2024-01-12 v0.1.0 Moloch color theme] % x-release-please-version
 %</package>
 % \fi
 % \CheckSum{0}
diff --git a/src/beamerfontthememoloch.dtx b/src/beamerfontthememoloch.dtx
index 42e682a..570e6f8 100644
--- a/src/beamerfontthememoloch.dtx
+++ b/src/beamerfontthememoloch.dtx
@@ -12,7 +12,7 @@
 % \iffalse
 %<*package>
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{beamerfontthememoloch}[2017/01/23 v0.1.0 Moloch font theme] % x-release-please-version
+\ProvidesPackage{beamerfontthememoloch}[2024-01-12 v0.1.0 Moloch font theme] % x-release-please-version
 %</package>
 % \fi
 % \CheckSum{0}
diff --git a/src/beamerinnerthememoloch.dtx b/src/beamerinnerthememoloch.dtx
index f21a91b..3db9971 100644
--- a/src/beamerinnerthememoloch.dtx
+++ b/src/beamerinnerthememoloch.dtx
@@ -12,7 +12,7 @@
 % \iffalse
 %<*package>
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{beamerinnerthememoloch}[2017/01/23 v0.1.0 Moloch inner theme] % x-release-please-version
+\ProvidesPackage{beamerinnerthememoloch}[2024-01-12 v0.1.0 Moloch inner theme] % x-release-please-version
 %</package>
 % \fi
 % \CheckSum{0}
diff --git a/src/beamerouterthememoloch.dtx b/src/beamerouterthememoloch.dtx
index c02e5db..1373648 100644
--- a/src/beamerouterthememoloch.dtx
+++ b/src/beamerouterthememoloch.dtx
@@ -12,7 +12,7 @@
 % \iffalse
 %<*package>
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{beamerouterthememoloch}[2017/01/23 v0.1.0 Moloch outer theme] % x-release-please-version
+\ProvidesPackage{beamerouterthememoloch}[2024-01-12 v0.1.0 Moloch outer theme] % x-release-please-version
 %</package>
 % \fi
 % \CheckSum{0}
diff --git a/src/beamerthememoloch.dtx b/src/beamerthememoloch.dtx
index fc5bdc6..dda96e3 100644
--- a/src/beamerthememoloch.dtx
+++ b/src/beamerthememoloch.dtx
@@ -12,7 +12,7 @@
 % \iffalse
 %<*package>
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{beamerthememoloch}[2017/01/23 v0.1.0 Moloch Beamer theme] % x-release-please-version
+\ProvidesPackage{beamerthememoloch}[2024-01-12 v0.1.0 Moloch Beamer theme] % x-release-please-version
 %</package>
 % \fi
 % \CheckSum{0}
diff --git a/src/pgfplotsthemetol.dtx b/src/pgfplotsthemetol.dtx
index 4965b0a..275324e 100644
--- a/src/pgfplotsthemetol.dtx
+++ b/src/pgfplotsthemetol.dtx
@@ -15,7 +15,7 @@
 %<driver> \ProvidesFile{pgfplotsthemetol.dtx}
 %<*package>
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{pgfplotsthemetol}[2017/01/23 v0.1.0 PGFplots colors based on Paul Tol's SRON technical note] % x-release-please-version
+\ProvidesPackage{pgfplotsthemetol}[2024-01-12 v0.1.0 PGFplots colors based on Paul Tol's SRON technical note] % x-release-please-version
 %</package>
 %<driver> \documentclass{ltxdoc}
 %<driver> \usepackage{pgfplotsthemetol}