diff --git a/fmusim-gui/.gitignore b/fmusim-gui/.gitignore
index 4a0b530a..c6e81979 100644
--- a/fmusim-gui/.gitignore
+++ b/fmusim-gui/.gitignore
@@ -31,7 +31,7 @@ ui_*.h
 qrc_*.cpp
 Thumbs.db
 *.res
-*.rc
+#*.rc
 /.qmake.cache
 /.qmake.stash
 
diff --git a/fmusim-gui/CMakeLists.txt b/fmusim-gui/CMakeLists.txt
index 93af0009..ad25727e 100644
--- a/fmusim-gui/CMakeLists.txt
+++ b/fmusim-gui/CMakeLists.txt
@@ -100,6 +100,8 @@ if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
         ModelVariablesTreeModel.h ModelVariablesTreeModel.cpp
         AbstractModelVariablesModel.h AbstractModelVariablesModel.cpp
         PlotUtil.h PlotUtil.cpp
+
+        resources/app-icon.rc
     )
 
 target_include_directories(fmusim-gui PRIVATE
diff --git a/fmusim-gui/resources/app-icon.ico b/fmusim-gui/resources/app-icon.ico
new file mode 100644
index 00000000..08541804
Binary files /dev/null and b/fmusim-gui/resources/app-icon.ico differ
diff --git a/fmusim-gui/resources/app-icon.rc b/fmusim-gui/resources/app-icon.rc
new file mode 100644
index 00000000..abf531e9
--- /dev/null
+++ b/fmusim-gui/resources/app-icon.rc
@@ -0,0 +1,2 @@
+IDI_ICON1		ICON		DISCARDABLE	"app-icon.ico"
+