diff --git a/src/app/FakeLib/AssemblyInfoHelper.fs b/src/app/FakeLib/AssemblyInfoHelper.fs
index 45b9fc4e60e..a68df4b4a89 100644
--- a/src/app/FakeLib/AssemblyInfoHelper.fs
+++ b/src/app/FakeLib/AssemblyInfoHelper.fs
@@ -207,7 +207,8 @@ type AssemblyInfoReplacementParams =
       AssemblyVersion : string
       AssemblyFileVersion : string
       AssemblyInformationalVersion : string
-      AssemblyConfiguration : string }
+      AssemblyConfiguration : string
+      AssemblyMetadata : string}
 
 /// AssemblyInfoReplacement default params
 let AssemblyInfoReplacementDefaults = 
@@ -215,7 +216,8 @@ let AssemblyInfoReplacementDefaults =
       AssemblyConfiguration = null
       AssemblyVersion = null
       AssemblyFileVersion = null
-      AssemblyInformationalVersion = null }
+      AssemblyInformationalVersion = null 
+      AssemblyMetadata = null}
 
 let ReplaceAssemblyInfoVersions param = 
     let (parameters : AssemblyInfoReplacementParams) = param AssemblyInfoReplacementDefaults
@@ -230,6 +232,7 @@ let ReplaceAssemblyInfoVersions param =
         |> replaceAttribute "AssemblyConfiguration" parameters.AssemblyConfiguration
         |> replaceAttribute "AssemblyFileVersion" parameters.AssemblyFileVersion
         |> replaceAttribute "AssemblyInformationalVersion" parameters.AssemblyInformationalVersion
+        |> replaceAttribute "AssemblyMetadata" parameters.AssemblyMetadata
     
     ReadFile parameters.OutputFileName
     |> Seq.map replaceLine
@@ -254,4 +257,4 @@ let BulkReplaceAssemblyInfoVersions (dir:string) (replacementParameters:Assembly
         !!(directory.FullName @@ @"\**\AssemblyInfo.*")
             |> Seq.iter(fun file ->
               ReplaceAssemblyInfoVersions ((fun p -> {p with OutputFileName = file }) >> replacementParameters))
-    else logfn "%s does not exist." directory.FullName
\ No newline at end of file
+    else logfn "%s does not exist." directory.FullName