diff --git a/renderdoc/CMakeLists.txt b/renderdoc/CMakeLists.txt
index 6db233c2efa..ae11a66ef65 100644
--- a/renderdoc/CMakeLists.txt
+++ b/renderdoc/CMakeLists.txt
@@ -493,13 +493,21 @@ if(UNIX)
     if(CMAKE_CROSSCOMPILING)
         set(HOST_NATIVE_CPP_COMPILER c++ CACHE STRING "Command to run to compile a .cpp into an executable. Default is just c++")
 
-        add_custom_command(OUTPUT ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin
+        # The host helper must carry a .exe suffix when the host is Windows, else
+        # cmd.exe can't execute it (the target being Android makes UNIX true).
+        if(CMAKE_HOST_WIN32)
+            set(HOST_EXE_SUFFIX ".exe")
+        else()
+            set(HOST_EXE_SUFFIX "")
+        endif()
+
+        add_custom_command(OUTPUT ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin${HOST_EXE_SUFFIX}
             WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
             COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
-            COMMAND ${HOST_NATIVE_CPP_COMPILER} 3rdparty/include-bin/main.cpp -o ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin
+            COMMAND ${HOST_NATIVE_CPP_COMPILER} 3rdparty/include-bin/main.cpp -o ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin${HOST_EXE_SUFFIX}
             DEPENDS 3rdparty/include-bin/main.cpp)
-        set(INCLUDE_BIN_EXE "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin")
-        set(INCLUDE_BIN_DEP "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin")
+        set(INCLUDE_BIN_EXE "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin${HOST_EXE_SUFFIX}")
+        set(INCLUDE_BIN_DEP "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/include-bin${HOST_EXE_SUFFIX}")
     else()
         add_executable(include-bin 3rdparty/include-bin/main.cpp)
         set(INCLUDE_BIN_EXE $<TARGET_FILE:include-bin>)