diff --git a/src/osx/core/printmac.cpp b/src/osx/core/printmac.cpp
index 5d3fe9b43e..235bea2b57 100644
--- a/src/osx/core/printmac.cpp
+++ b/src/osx/core/printmac.cpp
@@ -396,7 +396,7 @@ void wxOSXPrintData::TransferResolutionTo( wxPrintData &data )
             UInt32 i;
             for (i = 0; i < resCount; i++)
             {
-                if ((resolutions[i].hRes == res.hRes) && (resolutions[i].vRes = res.vRes))
+                if (resolutions[i].hRes == res.hRes && resolutions[i].vRes == res.vRes)
                     break;
             }
             if (i < resCount)