diff --git a/.github/workflows/prepare_release.yml b/.github/workflows/prepare_release.yml
index b645818..efc18a2 100644
--- a/.github/workflows/prepare_release.yml
+++ b/.github/workflows/prepare_release.yml
@@ -56,7 +56,7 @@ jobs:
             $new_version=@($major_ver, $minor_ver, $patch_ver) -Join "."
 
             # Update header file
-            $header = $header -replace "#define LIBDIVIDE_VERSION ""\d+\.\d+\.\d+""", "#define LIBDIVIDE_VERSION_MAJOR ""$new_version"""
+            $header = $header -replace "#define LIBDIVIDE_VERSION ""\d+\.\d+\.\d+""", "#define LIBDIVIDE_VERSION ""$new_version"""
             $header = $header -replace "#define LIBDIVIDE_VERSION_MAJOR \d+", "#define LIBDIVIDE_VERSION_MAJOR $major_ver"
             $header = $header -replace "#define LIBDIVIDE_VERSION_MINOR \d+", "#define LIBDIVIDE_VERSION_MINOR $minor_ver"
             $header = $header -replace "#define LIBDIVIDE_VERSION_PATCH \d+", "#define LIBDIVIDE_VERSION_PATCH $patch_ver"
diff --git a/libdivide.h b/libdivide.h
index 0fb5353..6db5a62 100644
--- a/libdivide.h
+++ b/libdivide.h
@@ -12,7 +12,7 @@
 #define LIBDIVIDE_H
 
 // *** Version numbers are auto generated - do not edit ***
-#define LIBDIVIDE_VERSION_MAJOR "5.1.1"
+#define LIBDIVIDE_VERSION "5.1.1"
 #define LIBDIVIDE_VERSION_MAJOR 5
 #define LIBDIVIDE_VERSION_MINOR 1
 #define LIBDIVIDE_VERSION_PATCH 1