diff --git a/src/lib_impl.rs b/src/lib_impl.rs
index 9382e19..ed018f8 100644
--- a/src/lib_impl.rs
+++ b/src/lib_impl.rs
@@ -150,7 +150,14 @@ fn test_map_processor_mappings() {
     assert_eq!(map_processor("i686"), "i686");
 
     // Unknown/passthrough architectures
+    assert_eq!(map_processor("riscv32"), "riscv32");
     assert_eq!(map_processor("riscv64"), "riscv64");
+    assert_eq!(map_processor("powerpc"), "powerpc");
     assert_eq!(map_processor("powerpc64"), "powerpc64");
+    assert_eq!(map_processor("powerpc64le"), "powerpc64le");
+    assert_eq!(map_processor("s390x"), "s390x");
+    assert_eq!(map_processor("sparc64"), "sparc64");
+    assert_eq!(map_processor("loongarch64"), "loongarch64");
+    assert_eq!(map_processor("mips64"), "mips64");
     assert_eq!(map_processor("unknown"), "unknown");
 }
diff --git a/src/platform/windows.rs b/src/platform/windows.rs
index bab889c..4f9f07b 100644
--- a/src/platform/windows.rs
+++ b/src/platform/windows.rs
@@ -273,8 +273,8 @@ impl Debug for WinApiSystemInfo {
             .field("dwNumberOfProcessors", &self.0.dwNumberOfProcessors)
             .field("dwProcessorType", &self.0.dwProcessorType)
             .field("dwAllocationGranularity", &self.0.dwAllocationGranularity)
-            .field("wAllocationGranularity", &self.0.wProcessorLevel)
-            .field("wAllocationRevision", &self.0.wProcessorRevision)
+            .field("wProcessorLevel", &self.0.wProcessorLevel)
+            .field("wProcessorRevision", &self.0.wProcessorRevision)
             .finish()
     }
 }