diff --git a/build.bat b/build.bat
index 71f3656..186ba04 100644
--- a/build.bat
+++ b/build.bat
@@ -8,4 +8,4 @@ set LFLAGS=libui\alpha3.1\windows_amd64\mingw_static\libui.a^
         -lmsimg32 -lcomdlg32 -ld2d1 -ldwrite -lole32 -loleaut32^
         -loleacc -luuid -mwindows
 
-call konanc src -library libui/libui -linkerOpts "%LFLAGS%" -o test
+call konanc src libui/kotlin -library libui/libui -linkerOpts "%LFLAGS%" -o test
diff --git a/kotlin-ui.iml b/kotlin-ui.iml
index d6c5ece..b6615d5 100644
--- a/kotlin-ui.iml
+++ b/kotlin-ui.iml
@@ -4,8 +4,9 @@
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/cinterop" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/libui/kotlin" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/libui/build-jvm/kotlin" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/cinterop" isTestSource="false" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
diff --git a/src/uiWidgets.kt b/libui/kotlin/uiWidgets.kt
similarity index 100%
rename from src/uiWidgets.kt
rename to libui/kotlin/uiWidgets.kt