diff --git a/pkgs/development/compilers/dotnet/default.nix b/pkgs/development/compilers/dotnet/default.nix
index dc3564f6003..0740802ca4a 100644
--- a/pkgs/development/compilers/dotnet/default.nix
+++ b/pkgs/development/compilers/dotnet/default.nix
@@ -20,6 +20,8 @@ rec {
   sdk_2_2 = throw "Dotnet SDK 2.2 is EOL, please use 3.1 (LTS), 5.0 (Current) or 6.0 (LTS)";
   sdk_3_0 = throw "Dotnet SDK 3.0 is EOL, please use 3.1 (LTS), 5.0 (Current) or 6.0 (LTS)";
 
+  ##### Following attributes with urls and hashes should be auto-generated by print-hashes.sh #####
+
   # v3.1 (lts)
   aspnetcore_3_1 = buildAspNetCore {
     icu = icu70;
diff --git a/pkgs/development/compilers/dotnet/print-hashes.sh b/pkgs/development/compilers/dotnet/print-hashes.sh
index 966f0a9c061..162f1af70ec 100755
--- a/pkgs/development/compilers/dotnet/print-hashes.sh
+++ b/pkgs/development/compilers/dotnet/print-hashes.sh
@@ -84,6 +84,11 @@ Examples:
     aspnetcore_files="$(release_files "$release_content" "aspnetcore-runtime")"
     runtime_files="$(release_files "$release_content" "runtime")"
     sdk_files="$(release_files "$release_content" "sdk")"
+    if [ $major_minor = "3.1" ]; then
+      icu_attr="icu = icu70;"
+    else
+      icu_attr="inherit icu;"
+    fi
 
     major_minor_underscore=${major_minor/./_}
     channel_version=$(jq -r '."channel-version"' <<< "$content")
@@ -91,16 +96,19 @@ Examples:
     echo "
   # v$channel_version ($support_phase)
   aspnetcore_$major_minor_underscore = buildAspNetCore {
+    $icu_attr
     version = \"${aspnetcore_version}\";
     $(platform_sources "$aspnetcore_files")
   };
 
   runtime_$major_minor_underscore = buildNetRuntime {
+    $icu_attr
     version = \"${runtime_version}\";
     $(platform_sources "$runtime_files")
   };
 
   sdk_$major_minor_underscore = buildNetSdk {
+    $icu_attr
     version = \"${sdk_version}\";
     $(platform_sources "$sdk_files")
   }; "