diff --git a/src/windows/unrealinst.iss b/src/windows/unrealinst.iss
index 1668767cd..4adcf5c7d 100644
--- a/src/windows/unrealinst.iss
+++ b/src/windows/unrealinst.iss
@@ -73,6 +73,7 @@ Source: "src\modules\third\*.dll"; DestDir: "{app}\modules\third"; Flags: ignore
 Source: "c:\dev\unrealircd-6-libs\pcre2\bin\pcre*.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
 Source: "c:\dev\unrealircd-6-libs\argon2\vs2015\build\*.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
 Source: "c:\dev\unrealircd-6-libs\libsodium\bin\x64\Release\v142\dynamic\*.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+Source: "c:\dev\unrealircd-6-libs\jansson\bin\*.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
 Source: "c:\dev\unrealircd-6-libs\c-ares\msvc\cares\dll-release\cares.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
 Source: "c:\dev\unrealircd-6-libs\libressl\bin\openssl.exe"; DestDir: "{app}\bin"; Flags: ignoreversion
 Source: "c:\dev\unrealircd-6-libs\libressl\bin\*.dll"; DestDir: "{app}\bin"; Flags: ignoreversion