diff --git a/Tests/Unit/SOGoTest.h b/Tests/Unit/SOGoTest.h
index 04267181f..927cc27a9 100644
--- a/Tests/Unit/SOGoTest.h
+++ b/Tests/Unit/SOGoTest.h
@@ -25,6 +25,7 @@
 
 #import <Foundation/NSObject.h>
 #import <Foundation/NSString.h>
+#import <Foundation/NSValue.h>
 
 @class NSArray;
 @class NSMutableArray;
@@ -66,7 +67,10 @@
 #define failIf(c) test(!(c))
 
 #define testEquals(a,b) \
-  testWithMessage((((a) == (b)) || ([(a) isEqual: (b)])),               \
+  testWithMessage((((a) == (b)) || ([(a) isEqual: (b)]) \
+                   || ([(a) isKindOfClass: [NSNumber class]] \
+                       && [(b) isKindOfClass: [NSNumber class]] \
+                       && [(NSNumber *) (a) isEqualToNumber: (NSNumber *) (b)])), \
                   ([NSString stringWithFormat: @"objects '%@' and '%@' differs", (a), (b)]))
 
 #define testEqualsWithMessage(a,b,m) \
diff --git a/Tests/Unit/TestSBJsonParser.m b/Tests/Unit/TestSBJsonParser.m
index c071b534d..e8c8c139b 100644
--- a/Tests/Unit/TestSBJsonParser.m
+++ b/Tests/Unit/TestSBJsonParser.m
@@ -70,7 +70,7 @@
 - (void) test_parseJSONNumber
 {
   SBJsonParser *parser;
-  NSObject *result;
+  id result;
 
   parser = [SBJsonParser new];
   [parser autorelease];
@@ -84,10 +84,9 @@
   result = [parser objectWithString: @"[ -1 ]"];
   testEquals (result, [NSArray arrayWithObject: [NSNumber numberWithInt: -1]]);
   
-  /* TODO: the 2 following fail because NSDecimalNumber does not implement
-     "compare:" */
   result = [parser objectWithString: @"[ 12.3456 ]"];
-  testEquals (result, [NSArray arrayWithObject: [NSNumber numberWithDouble: 12.3456]]);
+  testEquals ([result objectAtIndex: 0],
+              [NSDecimalNumber decimalNumberWithString: @"12.3456"]);
 
   result = [parser objectWithString: @"[ -312.3456 ]"];
   testEquals (result, [NSArray arrayWithObject: [NSNumber numberWithDouble: -312.3456]]);