diff --git a/desktop/build.gradle b/desktop/build.gradle
index d6984d2a82..cdd7ca47a9 100644
--- a/desktop/build.gradle
+++ b/desktop/build.gradle
@@ -43,18 +43,20 @@ task dist(dependsOn: classes, type: Jar) {
 }
 
 task packrWindows(dependsOn: dist){
+    def jarFile = "desktop/build/libs/${appName}.jar".toString()
     PackrConfig config = new PackrConfig()
     config.platform = PackrConfig.Platform.Windows64
     config.jdk = "https://github.com/ojdkbuild/ojdkbuild/releases/download/java-1.8.0-openjdk-1.8.0.232-1.b09/java-1.8.0-openjdk-1.8.0.232-1.b09.ojdkbuild.windows.x86_64.zip"
     config.executable = "Unciv"
-    config.classpath = Arrays.asList("desktop/build/libs/${appName}.jar".toString())
+    config.classpath = Arrays.asList(jarFile)
     config.removePlatformLibs = config.classpath
     config.mainClass = project.ext.mainClassName
     config.vmArgs = Arrays.asList("Xmx1G")
     config.minimizeJre = "soft"
     config.outDir = new File("desktop/packr")
 
-    new Packr().pack(config)
+    if (new File(jarFile).exists())
+        new Packr().pack(config)
 }
 
 eclipse {
@@ -73,4 +75,4 @@ task afterEclipseImport(description: "Post processing after project generation",
     printer.setPreserveWhitespace(true)
     printer.print(classpath)
   }
-}
\ No newline at end of file
+}