diff --git a/build.bat b/build.bat
index 3a616d74b..3adcb3e7d 100644
--- a/build.bat
+++ b/build.bat
@@ -207,6 +207,7 @@ COPY /Y /V "Newtonsoft.Json.dll"                   "temp_zip\"
 COPY /Y /V "System.Net.Http.Primitives.dll"        "temp_zip\"
 COPY /Y /V "NAudio.Core.dll"                       "temp_zip\"
 COPY /Y /V "NAudio.WinMM.dll"                      "temp_zip\"
+COPY /Y /V "Microsoft.Win32.Registry.dll"          "temp_zip\"
 COPY /Y /V "SubtitleEdit.exe"                      "temp_zip\"
 COPY /Y /V "Languages\*.xml"                       "temp_zip\Languages\"
 COPY /Y /V "..\..\..\..\Dictionaries\*.*"          "temp_zip\Dictionaries\"
diff --git a/build_beta.bat b/build_beta.bat
index 9f7b454f2..afe7fdd7d 100644
--- a/build_beta.bat
+++ b/build_beta.bat
@@ -181,6 +181,7 @@ COPY /Y /V "Newtonsoft.Json.dll"                   "temp_zip\"
 COPY /Y /V "System.Net.Http.Primitives.dll"        "temp_zip\"
 COPY /Y /V "NAudio.Core.dll"                       "temp_zip\"
 COPY /Y /V "NAudio.WinMM.dll"                      "temp_zip\"
+COPY /Y /V "Microsoft.Win32.Registry.dll"          "temp_zip\"
 COPY /Y /V "SubtitleEdit.exe"                      "temp_zip\"
 COPY /Y /V "Languages\*.xml"                       "temp_zip\Languages\"
 COPY /Y /V "..\..\..\..\Dictionaries\*.*"          "temp_zip\Dictionaries\"
diff --git a/installer/Subtitle_Edit_installer.iss b/installer/Subtitle_Edit_installer.iss
index 74b9a7328..a6a570164 100644
--- a/installer/Subtitle_Edit_installer.iss
+++ b/installer/Subtitle_Edit_installer.iss
@@ -314,6 +314,7 @@ Source: {#bindir}\System.Net.Http.Extensions.dll;  DestDir: {app};
 Source: {#bindir}\System.Net.Http.Primitives.dll;  DestDir: {app};                                    Flags: ignoreversion; Components: main
 Source: {#bindir}\NAudio.Core.dll;                 DestDir: {app};                                    Flags: ignoreversion; Components: main
 Source: {#bindir}\NAudio.WinMM.dll;                DestDir: {app};                                    Flags: ignoreversion; Components: main
+Source: {#bindir}\Microsoft.Win32.Registry.dll;    DestDir: {app};                                    Flags: ignoreversion; Components: main
 Source: ..\Changelog.txt;                          DestDir: {app};                                    Flags: ignoreversion; Components: main
 Source: ..\LICENSE.txt;                            DestDir: {app};                                    Flags: ignoreversion; Components: main
 Source: Icons\uninstall.ico;                       DestDir: {app}\Icons;                              Flags: ignoreversion; Components: main
@@ -355,6 +356,8 @@ Type: files;      Name: {app}\System.Net.Http.Extensions.dll;         Check: IsU
 Type: files;      Name: {app}\System.Net.Http.Primitives.dll;         Check: IsUpgrade()
 Type: files;      Name: {app}\NAudio.Core.dll;                        Check: IsUpgrade()
 Type: files;      Name: {app}\NAudio.WinMM.dll;                       Check: IsUpgrade()
+Type: files;      Name: {app}\Microsoft.Win32.Registry.dll;           Check: IsUpgrade()
+
 
 ; Remove old files from the {app} dir
 Type: files;      Name: {app}\Dictionaries\da_names.xml;               Check: IsUpgrade()