diff --git a/log4net.build b/log4net.build
index eb288c4..4d5351e 100644
--- a/log4net.build
+++ b/log4net.build
@@ -1912,12 +1912,16 @@
         <arg if="${current.build.config.release}" value="Release"/>
       </exec>
       <mkdir dir="${log4net.basedir}/bin/netstandard/1.3"/>
-      <move todir="${log4net.basedir}/bin/netstandard/1.3/Release">
-        <fileset basedir="netstandard/log4net/bin/Release/netstandard1.3"/>
-      </move>
-      <move todir="${log4net.basedir}/bin/netstandard/1.3/Debug">
-        <fileset basedir="netstandard/log4net/bin/Debug/netstandard1.3"/>
-      </move>
+      <if test="${current.build.config.release}">
+	<move todir="${log4net.basedir}/bin/netstandard/1.3/Release">
+          <fileset basedir="netstandard/log4net/bin/Release/netstandard1.3"/>
+	</move>
+      </if>
+      <ifnot test="${current.build.config.release}">
+	<move todir="${log4net.basedir}/bin/netstandard/1.3/Debug">
+          <fileset basedir="netstandard/log4net/bin/Debug/netstandard1.3"/>
+	</move>
+      </ifnot>
     </if>
     <if test="${dotnet.available != '0'}">
       <echo message=".NET Core is not available." />
diff --git a/log4net.nuspec b/log4net.nuspec
index a7ef7b9..b45a7bf 100644
--- a/log4net.nuspec
+++ b/log4net.nuspec
@@ -59,7 +59,7 @@
         <dependency id="System.Runtime.Extensions" version="[4.1.0, )" />
         <dependency id="System.Runtime.InteropServices" version="[4.1.0, )" />
         <dependency id="System.Runtime.InteropServices.RuntimeInformation" version="[4.0.0, )" />
-        <dependency id="System.Runtime.Serialization.Formatters" version="[4.0.0, )" />
+        <dependency id="System.Runtime.Serialization.Formatters" version="[4.3.0, )" />
         <dependency id="System.Text.RegularExpressions" version="[4.1.0, )" />
         <dependency id="System.Threading" version="[4.0.11, )" />
         <dependency id="System.Threading.Thread" version="[4.0.0, )" />
diff --git a/netstandard/log4net/project.json b/netstandard/log4net/project.json
index 91a39e5..3f1e371 100644
--- a/netstandard/log4net/project.json
+++ b/netstandard/log4net/project.json
@@ -60,7 +60,7 @@
         "System.Runtime.Extensions": "4.1.0",
         "System.Runtime.InteropServices": "4.1.0",
         "System.Runtime.InteropServices.RuntimeInformation": "4.0.0",
-        "System.Runtime.Serialization.Formatters": "4.0.0",
+        "System.Runtime.Serialization.Formatters": "4.3.0",
         "System.Text.RegularExpressions": "4.1.0",
         "System.Threading": "4.0.11",
         "System.Threading.Thread": "4.0.0",