diff --git a/NEWS b/NEWS
index 86840851bde..657d4f6b5ee 100644
--- a/NEWS
+++ b/NEWS
@@ -52,6 +52,8 @@ PHP                                                                        NEWS
   . Remove EXPERIMENTAL flag. (fat)
   . Added .phar to default authorized extensions. (fat)
 
+- BCmath:
+  . Fixed bug #60377 (bcscale related crashes on 64bits platforms) (shm)
 
 11 Nov 2011, PHP 5.4.0 RC1
 - General improvements:
diff --git a/ext/bcmath/bcmath.c b/ext/bcmath/bcmath.c
index f42d3363b3a..bd9d6608a3d 100644
--- a/ext/bcmath/bcmath.c
+++ b/ext/bcmath/bcmath.c
@@ -560,7 +560,7 @@ PHP_FUNCTION(bcscale)
 		return;
 	}
 
-	BCG(bc_precision) = (new_scale < 0) ? 0 : new_scale;
+	BCG(bc_precision) = ((int)new_scale < 0) ? 0 : new_scale;
 
 	RETURN_TRUE;
 }
diff --git a/ext/bcmath/tests/bug60377.phpt b/ext/bcmath/tests/bug60377.phpt
new file mode 100644
index 00000000000..7c420029177
--- /dev/null
+++ b/ext/bcmath/tests/bug60377.phpt
@@ -0,0 +1,13 @@
+--TEST--
+bcscale related problem on 64bits platforms
+--SKIPIF--
+<?php if(!extension_loaded("bcmath")) print "skip"; ?>
+--FILE--
+<?php
+$var48 = bcscale(634314234334311);
+$var67 = bcsqrt(false);
+$var414 = bcadd(false,null,10);
+die('ALIVE');
+?>
+--EXPECTF--
+ALIVE