diff --git a/cmake/options/core-options.cmake b/cmake/options/core-options.cmake
index 362e6139ff..7053145674 100644
--- a/cmake/options/core-options.cmake
+++ b/cmake/options/core-options.cmake
@@ -19,3 +19,9 @@ function(mcpi_option name description type default)
     list(APPEND MCPI_OPTIONS "-D${full_name}:${type}=${${full_name}}")
     set(MCPI_OPTIONS "${MCPI_OPTIONS}" PARENT_SCOPE)
 endfunction()
+
+# Clear External CFLAGS When Building ARM Components
+if(BUILD_ARM_COMPONENTS)
+    unset(ENV{CFLAGS})
+    unset(ENV{CXXFLAGS})
+endif()
\ No newline at end of file
diff --git a/launcher/src/bootstrap.cpp b/launcher/src/bootstrap.cpp
index 1a7850e439..53e7e19735 100644
--- a/launcher/src/bootstrap.cpp
+++ b/launcher/src/bootstrap.cpp
@@ -84,6 +84,7 @@ void bootstrap(const options_t &options) {
     }
 
     // Resolve Binary Path & Set MCPI_DIRECTORY
+    std::string original_game_binary;
     std::string game_binary;
     {
         // Log
@@ -91,7 +92,13 @@ void bootstrap(const options_t &options) {
 
         // Resolve Full Binary Path
         const std::string full_path = binary_directory + ("/" MCPI_BINARY);
-        game_binary = safe_realpath(full_path);
+        original_game_binary = safe_realpath(full_path);
+        const char *custom_binary = getenv(MCPI_BINARY_ENV);
+        if (custom_binary != nullptr) {
+            game_binary = safe_realpath(custom_binary);
+        } else {
+            game_binary = original_game_binary;
+        }
     }
 
     // Fix MCPI Dependencies
@@ -119,7 +126,7 @@ void bootstrap(const options_t &options) {
 
     // Set MCPI_VANILLA_ASSETS_PATH
     {
-        std::string assets_path = game_binary;
+        std::string assets_path = original_game_binary;
         chop_last_component(assets_path);
         assets_path += "/data";
         set_and_print_env(_MCPI_VANILLA_ASSETS_PATH_ENV, assets_path.c_str());
diff --git a/libreborn/include/libreborn/env-list.h b/libreborn/include/libreborn/env-list.h
index 8b9f59f6ad..cd7e4baf6f 100644
--- a/libreborn/include/libreborn/env-list.h
+++ b/libreborn/include/libreborn/env-list.h
@@ -20,6 +20,7 @@ ENV(MCPI_SKIN_SERVER, "Custom Skin Server")
 ENV(MCPI_API_PORT, "Custom API Port")
 ENV(MCPI_BLOCK_OUTLINE_WIDTH, "Custom Width For Block Outline (In Pixels)")
 ENV(MCPI_GUI_SCALE, "Custom GUI Scale")
+ENV(MCPI_BINARY, "Custom Game Binary")
 // $HOME
 ENV(_MCPI_HOME, "")
 ENV(MCPI_PROFILE_DIRECTORY, "Custom Profile Directory")
\ No newline at end of file