diff --git a/cmake/NSIS.template.in b/cmake/NSIS.template.in
index a0d51fa2b..2fdc61fb9 100644
--- a/cmake/NSIS.template.in
+++ b/cmake/NSIS.template.in
@@ -26,6 +26,7 @@ Var PortableMode
 !define MUI_WELCOMEPAGE_TEXT "This wizard will guide you through the installation of Cockatrice.$\r$\n$\r$\nClick Next to continue."
 !define MUI_FINISHPAGE_RUN "$INSTDIR/cockatrice.exe"
 !define MUI_FINISHPAGE_RUN_TEXT "Run 'Cockatrice' now"
+!define MUI_ICON "${NSIS_SOURCE_PATH}\cockatrice\resources\appicon.ico"
 
 !insertmacro MUI_PAGE_WELCOME
 !insertmacro MUI_PAGE_LICENSE "${NSIS_SOURCE_PATH}\LICENSE"