diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 5f50cb17..d4c498d3 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -1,13 +1,7 @@
 ### 4.0.0-alpha03 - 2017-12-26
-* BUG: Ode Solver: fix typo in the Runge-Kutta solvers on time-step handling.
-* Sign with SHA256 instead of SHA1
-
-### 4.0.0-alpha02 - 2017-11-30
-* Fixed whitespace and line breaks in package and assembly description
-* Assembly code signing (X.509)
-
-### 4.0.0-alpha01 - 2017-11-26
 * Prerelease to test .Net Standard support and establish dotnet SDK build automation
+* Assembly code signing (X.509) using SHA2 (256)
+* BUG: Ode Solver: fix typo in the Runge-Kutta solvers on time-step handling.
 
 ### 3.20.0 - 2017-07-15
 * Optimization: non-linear optimization algorithms *~Scott Stephens, Erik Ovegard, bdodson, et al.*
diff --git a/build/build-framework.fsx b/build/build-framework.fsx
index 0906b7a8..1e5e7a28 100644
--- a/build/build-framework.fsx
+++ b/build/build-framework.fsx
@@ -101,6 +101,13 @@ let patchVersionInAssemblyInfo path (release:Release) =
             AssemblyFileVersion = release.AssemblyVersion
             AssemblyInformationalVersion = release.PackageVersion })
 
+let private regexes_sl = new System.Collections.Generic.Dictionary<string, System.Text.RegularExpressions.Regex>()
+let private getRegexSingleLine pattern =
+    match regexes_sl.TryGetValue pattern with
+    | true, regex -> regex
+    | _ -> (new System.Text.RegularExpressions.Regex(pattern, System.Text.RegularExpressions.RegexOptions.Singleline))
+let regex_replace_singleline pattern (replacement : string) text = (getRegexSingleLine pattern).Replace(text, replacement)
+
 let patchVersionInResource path (release:Release) =
     ReplaceInFile
         (regex_replace @"\d+\.\d+\.\d+\.\d+" release.AssemblyVersion
@@ -118,7 +125,7 @@ let patchVersionInProjectFile path (release:Release) =
         >> regex_replace """\<FileVersion\>.*\</FileVersion\>""" (sprintf """<FileVersion>%s</FileVersion>""" release.AssemblyVersion)
         >> regex_replace """\<VersionPrefix\>.*\</VersionPrefix\>""" (sprintf """<VersionPrefix>%s</VersionPrefix>""" prefix)
         >> regex_replace """\<VersionSuffix\>.*\</VersionSuffix\>""" (sprintf """<VersionSuffix>%s</VersionSuffix>""" suffix)
-        >> regex_replace """\<PackageReleaseNotes\>.*\</PackageReleaseNotes\>""" (sprintf """<PackageReleaseNotes>%s</PackageReleaseNotes>""" release.ReleaseNotes))
+        >> regex_replace_singleline """\<PackageReleaseNotes\>.*\</PackageReleaseNotes\>""" (sprintf """<PackageReleaseNotes>%s</PackageReleaseNotes>""" release.ReleaseNotes))
         path
 
 // --------------------------------------------------------------------------------------
diff --git a/src/FSharp/FSharp.fsproj b/src/FSharp/FSharp.fsproj
index a1a5400a..19a54601 100644
--- a/src/FSharp/FSharp.fsproj
+++ b/src/FSharp/FSharp.fsproj
@@ -22,8 +22,9 @@
     <PackageLicenseUrl>https://numerics.mathdotnet.com/License.html</PackageLicenseUrl>
     <PackageProjectUrl>https://numerics.mathdotnet.com/</PackageProjectUrl>
     <PackageIconUrl>https://www.mathdotnet.com/images/MathNet128.png</PackageIconUrl>
-    <PackageReleaseNotes>Fixed whitespace and line breaks in package and assembly description
-Assembly code signing (X.509)</PackageReleaseNotes>
+    <PackageReleaseNotes>Prerelease to test .Net Standard support and establish dotnet SDK build automation
+Assembly code signing (X.509) using SHA2 (256)
+BUG: Ode Solver: fix typo in the Runge-Kutta solvers on time-step handling.</PackageReleaseNotes>
     <PackageTags>fsharp F# math numeric statistics probability integration interpolation regression solve fit linear algebra matrix fft</PackageTags>
     <IsTool>false</IsTool>
     <RepositoryUrl>https://github.com/mathnet/mathnet-numerics</RepositoryUrl>
diff --git a/src/Numerics/Numerics.csproj b/src/Numerics/Numerics.csproj
index 3bb6cce8..59b747f6 100644
--- a/src/Numerics/Numerics.csproj
+++ b/src/Numerics/Numerics.csproj
@@ -22,8 +22,9 @@
         <PackageLicenseUrl>https://numerics.mathdotnet.com/License.html</PackageLicenseUrl>
         <PackageProjectUrl>https://numerics.mathdotnet.com/</PackageProjectUrl>
         <PackageIconUrl>https://www.mathdotnet.com/images/MathNet128.png</PackageIconUrl>
-        <PackageReleaseNotes>Fixed whitespace and line breaks in package and assembly description
-Assembly code signing (X.509)</PackageReleaseNotes>
+        <PackageReleaseNotes>Prerelease to test .Net Standard support and establish dotnet SDK build automation
+Assembly code signing (X.509) using SHA2 (256)
+BUG: Ode Solver: fix typo in the Runge-Kutta solvers on time-step handling.</PackageReleaseNotes>
         <PackageTags>math numeric statistics probability integration interpolation regression solve fit linear algebra matrix fft</PackageTags>
         <IsTool>false</IsTool>
         <RepositoryUrl>https://github.com/mathnet/mathnet-numerics</RepositoryUrl>