diff --git a/ICSharpCode.Decompiler/ICSharpCode.Decompiler.nuspec.template b/ICSharpCode.Decompiler/ICSharpCode.Decompiler.nuspec.template
index c4c9f57bd..7a473cdd3 100644
--- a/ICSharpCode.Decompiler/ICSharpCode.Decompiler.nuspec.template
+++ b/ICSharpCode.Decompiler/ICSharpCode.Decompiler.nuspec.template
@@ -17,8 +17,8 @@
     <dependencies>
       <dependency id="Humanizer.Core" version="2.2.0" />
       <dependency id="Newtonsoft.Json" version="10.0.3" />
-      <dependency id="System.Collections.Immutable" version="1.4.0" />
-      <dependency id="System.ValueTuple" version="4.4.0" />
+      <dependency id="System.Collections.Immutable" version="1.3.1" />
+      <dependency id="System.ValueTuple" version="4.3.0" />
     </dependencies>
   </metadata>
   <files>