diff --git a/3rdparty/mainui b/3rdparty/mainui
index b015e450..e0a1328c 160000
--- a/3rdparty/mainui
+++ b/3rdparty/mainui
@@ -1 +1 @@
-Subproject commit b015e450620dee43e9b27f86d67c1bda89dd1447
+Subproject commit e0a1328ce52868c0b9d1a8427d3170164674ad5c
diff --git a/public/build.c b/public/build.c
index 9cfcefdf..49a82112 100644
--- a/public/build.c
+++ b/public/build.c
@@ -121,6 +121,8 @@ const char *Q_PlatformStringByID( const int platform )
 		return "wasi";
 	case PLATFORM_SUNOS:
 		return "sunos";
+	case PLATFORM_HURD:
+		return "hurd";
 	}
 
 	assert( 0 );
diff --git a/public/build.h b/public/build.h
index 3fdfeded..bba120be 100644
--- a/public/build.h
+++ b/public/build.h
@@ -65,6 +65,7 @@ Then you can use another oneliner to query all variables:
 #undef XASH_EMSCRIPTEN
 #undef XASH_FREEBSD
 #undef XASH_HAIKU
+#undef XASH_HURD
 #undef XASH_IOS
 #undef XASH_IRIX
 #undef XASH_JS
@@ -137,6 +138,8 @@ Then you can use another oneliner to query all variables:
 		#define XASH_SUNOS 1
 	#elif defined __EMSCRIPTEN__
 		#define XASH_EMSCRIPTEN 1
+	#elif defined __gnu_hurd__
+		#define XASH_HURD 1
 	#else
 		#error
 	#endif
diff --git a/public/buildenums.h b/public/buildenums.h
index 4dc327d3..f4f3e155 100644
--- a/public/buildenums.h
+++ b/public/buildenums.h
@@ -43,6 +43,7 @@ GNU General Public License for more details.
 #define PLATFORM_PSVITA     14
 #define PLATFORM_WASI       15
 #define PLATFORM_SUNOS      16
+#define PLATFORM_HURD       17
 
 #if XASH_WIN32
 	#define XASH_PLATFORM PLATFORM_WIN32
@@ -76,6 +77,8 @@ GNU General Public License for more details.
 	#define XASH_PLATFORM PLATFORM_WASI
 #elif XASH_SUNOS
 	#define XASH_PLATFORM PLATFORM_SUNOS
+#elif XASH_HURD
+	#define XASH_PLATFORM PLATFORM_HURD
 #else
 	#error
 #endif
@@ -93,7 +96,7 @@ GNU General Public License for more details.
 #define ARCHITECTURE_E2K     7
 #define ARCHITECTURE_RISCV   8
 #define ARCHITECTURE_PPC     9
-#define ARCHITECTURE_WASM  10
+#define ARCHITECTURE_WASM    10
 
 #if XASH_AMD64
 	#define XASH_ARCHITECTURE ARCHITECTURE_AMD64
diff --git a/public/tests/test_build.c b/public/tests/test_build.c
index a0cb4dff..edcabee9 100644
--- a/public/tests/test_build.c
+++ b/public/tests/test_build.c
@@ -25,6 +25,7 @@ static struct
 { PLATFORM_NSWITCH,       "nswitch" },
 { PLATFORM_PSVITA,        "psvita" },
 { PLATFORM_WASI,          "wasi" },
+{ PLATFORM_HURD,          "hurd" },
 };
 
 static struct