1 files changed, 8 insertions, 1 deletions

diff --git a/src/unstable/json.cpp b/src/unstable/json.cpp
index 9745a7f..65bd195 100644
--- a/src/unstable/json.cpp
+++ b/src/unstable/json.cpp
@@ -429,7 +429,14 @@ void Bu::Json::write( Bu::Stream &sOutput ) const
         case Number:
             {
                 char buf[64];
-                sprintf( buf, "%f", uDat.dNumber );
+                if( uDat.dNumber == floor( uDat.dNumber ) )
+                {
+                    sprintf( buf, "%ld", (int64_t)uDat.dNumber );
+                }
+                else
+                {
+                    sprintf( buf, "%f", uDat.dNumber );
+                }
                 sOutput.write( buf );
             }
             break;