diff --git a/code/modules/mining/ores_materials_coins.dm b/code/modules/mining/ores_materials_coins.dm
index 083e07520f..0039691eb8 100644
--- a/code/modules/mining/ores_materials_coins.dm
+++ b/code/modules/mining/ores_materials_coins.dm
@@ -184,7 +184,7 @@
 	w_class = 3.0
 	throw_range = 3
 	origin_tech = "materials=6"
-	perunit = 1000
+	perunit = 3750
 
 /obj/item/stack/sheet/diamond/New(loc,amount)
 	..()
diff --git a/icons/changelog.html b/icons/changelog.html
index d714f89581..9418a5774a 100644
--- a/icons/changelog.html
+++ b/icons/changelog.html
@@ -47,6 +47,11 @@ should be listed in the changelog upon commit tho. Thanks. -->
 
 <b><font color='blue'>30 July 2011.</font color><b>
 <ul>
+
+	<li><b>Rockdtben updated</b>:
+	<ul>
+		<li>Bugfix: Fixed a bug where you could dupe diamonds</li>
+	</ul>
 	<li><b>Doohl updated</b>:
 	<ul>
 		<li>New virus: Retrovirus. It basically screws over your DNA.</li>