diff --git a/installer/msi/filebot.exe b/installer/msi/filebot.exe
index 7b92adba..1c71f847 100644
Binary files a/installer/msi/filebot.exe and b/installer/msi/filebot.exe differ
diff --git a/installer/msi/filebot.launcher.exe b/installer/msi/filebot.launcher.exe
index 2c1d9c43..08fd7c61 100644
Binary files a/installer/msi/filebot.launcher.exe and b/installer/msi/filebot.launcher.exe differ
diff --git a/installer/msi/filebot.platform.launcher.exe b/installer/msi/filebot.platform.launcher.exe
index 0003e529..00a89d36 100644
Binary files a/installer/msi/filebot.platform.launcher.exe and b/installer/msi/filebot.platform.launcher.exe differ
diff --git a/installer/msi/sign.cmd b/installer/msi/sign.cmd
new file mode 100644
index 00000000..d1ca4c99
--- /dev/null
+++ b/installer/msi/sign.cmd
@@ -0,0 +1 @@
+signtool sign /fd SHA256 /t http://time.certum.pl/ /v /a *.exe ../portable/*.exe
diff --git a/installer/portable/FileBot.exe b/installer/portable/FileBot.exe
index 5ca85bc8..73fab85a 100644
Binary files a/installer/portable/FileBot.exe and b/installer/portable/FileBot.exe differ