Index: src/OFDate.m
==================================================================
--- src/OFDate.m
+++ src/OFDate.m
@@ -333,11 +333,11 @@
 			@throw [OFInvalidArgumentException
 			    exceptionWithClass: [self class]
 				      selector: _cmd];
 
 		d.u = (uint64_t)[element hexadecimalValue];
-		seconds = of_bswap_double_if_le(d.d);
+		seconds = d.d;
 
 		objc_autoreleasePoolPop(pool);
 	} @catch (id e) {
 		[self release];
 		@throw e;
@@ -421,11 +421,11 @@
 	} d;
 
 	element = [OFXMLElement elementWithName: [self className]
 				      namespace: OF_SERIALIZATION_NS];
 
-	d.d = of_bswap_double_if_le(seconds);
+	d.d = seconds;
 	[element setStringValue:
 	    [OFString stringWithFormat: @"%016" PRIx64, d.u]];
 
 	[element retain];
 

Index: src/OFNumber.m
==================================================================
--- src/OFNumber.m
+++ src/OFNumber.m
@@ -758,21 +758,21 @@
 			} f;
 
 			f.u = (uint32_t)[element hexadecimalValue];
 
 			type = OF_NUMBER_FLOAT;
-			value.float_ = of_bswap_float_if_le(f.f);
+			value.float_ = f.f;
 		} else if ([typeString isEqual: @"double"]) {
 			union {
 				double d;
 				uint64_t u;
 			} d;
 
 			d.u = (uint64_t)[element hexadecimalValue];
 
 			type = OF_NUMBER_DOUBLE;
-			value.double_ = of_bswap_double_if_le(d.d);
+			value.double_ = d.d;
 		} else
 			@throw [OFInvalidArgumentException
 			    exceptionWithClass: [self class]
 				      selector: _cmd];
 
@@ -1330,11 +1330,11 @@
 		union {
 			float f;
 			uint32_t u;
 		} f;
 
-		f.f = of_bswap_float_if_le(value.float_);
+		f.f = value.float_;
 
 		[element addAttributeWithName: @"type"
 				  stringValue: @"float"];
 		[element setStringValue:
 		    [OFString stringWithFormat: @"%08" PRIx32, f.u]];
@@ -1344,11 +1344,11 @@
 		union {
 			double d;
 			uint64_t u;
 		} d;
 
-		d.d = of_bswap_double_if_le(value.double_);
+		d.d = value.double_;
 
 		[element addAttributeWithName: @"type"
 				  stringValue: @"double"];
 		[element setStringValue:
 		    [OFString stringWithFormat: @"%016" PRIx64, d.u]];

Index: tests/serialization.xml
==================================================================
--- tests/serialization.xml
+++ tests/serialization.xml
@@ -4,13 +4,13 @@
     <key>
       <OFArray>
         <OFString>Qu&quot;xbar
 test</OFString>
         <OFNumber type='signed'>1234</OFNumber>
-        <OFNumber type='double'>adfa5c6d454a9340</OFNumber>
+        <OFNumber type='double'>40934a456d5cfaad</OFNumber>
         <OFMutableString>asd</OFMutableString>
-        <OFDate>adfa5c6d454a9340</OFDate>
+        <OFDate>40934a456d5cfaad</OFDate>
       </OFArray>
     </key>
     <object>
       <OFString>Hello</OFString>
     </object>