diff --git a/source/main.cpp b/source/main.cpp
index e7e9b06..d09b92c 100644
--- a/source/main.cpp
+++ b/source/main.cpp
@@ -9,6 +9,7 @@
 
 #include <sys/dirent.h>
 #include <3ds.h>
+#include <ctrcommon/app.hpp>
 
 typedef enum {
     INSTALL_CIA,
@@ -101,8 +102,13 @@ int main(int argc, char **argv) {
         return breakLoop;
     };
 
-    auto onProgress = [&](int progress) {
-        uiDisplayProgress(TOP_SCREEN, "Installing", "Press B to cancel.", true, progress);
+    auto onProgress = [&](u64 pos, u64 totalSize) {
+        std::stringstream details;
+        details << "(" << std::fixed << std::setprecision(2) << ((double) pos / 1024.0 / 1024.0) << "MB / " << std::fixed << std::setprecision(2) << ((double) totalSize / 1024.0 / 1024.0) << "MB)" << "\n";
+        details << "Press B to cancel.";
+
+        u32 progress = (u32) (((double) pos / (double) totalSize) * 100);
+        uiDisplayProgress(TOP_SCREEN, "Installing", details.str(), true, progress);
         inputPoll();
         return !inputIsPressed(BUTTON_B);
     };