diff --git a/src/external/stb_vorbis.h b/src/external/stb_vorbis.h
index c9ee5cccc..2fcbc4afc 100644
--- a/src/external/stb_vorbis.h
+++ b/src/external/stb_vorbis.h
@@ -570,7 +570,7 @@ enum STBVorbisError
    #if defined(_MSC_VER) || defined(__MINGW32__)
       #include <malloc.h>
    #endif
-   #if defined(__linux__) || defined(__linux) || defined(__EMSCRIPTEN__) || defined(__APPLE__)
+   #if defined(__linux__) || defined(__linux) || defined(__EMSCRIPTEN__) || defined(__APPLE__) || defined(__CYGWIN__)
       #include <alloca.h>
    #endif
 #else // STB_VORBIS_NO_CRT
diff --git a/src/rglfw.c b/src/rglfw.c
index 393dfe1fc..cbb19ad71 100644
--- a/src/rglfw.c
+++ b/src/rglfw.c
@@ -37,7 +37,7 @@
 // _GLFW_OSMESA     to use the OSMesa API (headless and non-interactive)
 // _GLFW_MIR        experimental, not supported at this moment
 
-#if defined(_WIN32)
+#if defined(_WIN32) || defined(__CYGWIN__)
     #define _GLFW_WIN32
 #endif
 #if defined(__linux__)
@@ -65,7 +65,7 @@
 #include "external/glfw/src/vulkan.c"
 #include "external/glfw/src/window.c"
 
-#if defined(_WIN32)
+#if defined(_WIN32) || defined(__CYGWIN__)
     #include "external/glfw/src/win32_init.c"
     #include "external/glfw/src/win32_joystick.c"
     #include "external/glfw/src/win32_monitor.c"