diff --git a/Foundation/include/Poco/Platform.h b/Foundation/include/Poco/Platform.h
index f5a9a7fe9..4883ba225 100644
--- a/Foundation/include/Poco/Platform.h
+++ b/Foundation/include/Poco/Platform.h
@@ -234,6 +234,9 @@
 		#define POCO_ARCH POCO_ARCH_RISCV32
 		#define POCO_ARCH_LITTLE_ENDIAN 1
 	#endif
+#elif defined(__loongarch64)
+	#define POCO_ARCH POCO_ARCH_LOONGARCH64
+	#define POCO_ARCH_LITTLE_ENDIAN 1
 #endif
 
 
diff --git a/Foundation/src/utils.h b/Foundation/src/utils.h
index 0a222c77d..de529b6cd 100644
--- a/Foundation/src/utils.h
+++ b/Foundation/src/utils.h
@@ -101,6 +101,7 @@ int main(int argc, char** argv) {
     defined(_MIPS_ARCH_MIPS32R2) || defined(__ARMEB__) ||\
     defined(__AARCH64EL__) || defined(__aarch64__) || defined(__AARCH64EB__) || \
     defined(__riscv) || \
+    defined(__loongarch64) || \
     defined(__or1k__) || defined(__arc__) || \
     defined(__EMSCRIPTEN__) || \
     defined(nios2) || defined(__nios2) || defined(__nios2__)