diff --git a/src/extlib/UdfBackwardCompatibility.cpp b/src/extlib/UdfBackwardCompatibility.cpp
index 7b34444f9ec..318c99fd71b 100644
--- a/src/extlib/UdfBackwardCompatibility.cpp
+++ b/src/extlib/UdfBackwardCompatibility.cpp
@@ -96,7 +96,7 @@ FB_UDR_BEGIN_FUNCTION(UC_div)
 		{
 			out->resultNull = FB_FALSE;
 			if (in->n2)
-				out->result = div(in->n1, in->n2).quot;
+				out->result = div((long long)in->n1, (long long)in->n2).quot;
 			else
 			{
 				out->result = std::numeric_limits<double>::infinity();