diff --git a/Documentation/User Manual Source/Release Notes Vecto3.x.pdf b/Documentation/User Manual Source/Release Notes Vecto3.x.pdf
index d53c923ed427d9f526f4a36bb7be90b2669f96fd..cdf2ed923310de39173f3e2e3218f3ac6e1f2602 100644
Binary files a/Documentation/User Manual Source/Release Notes Vecto3.x.pdf and b/Documentation/User Manual Source/Release Notes Vecto3.x.pdf differ
diff --git a/Documentation/User Manual Source/Release Notes Vecto3.x.pptx b/Documentation/User Manual Source/Release Notes Vecto3.x.pptx
index 29af1c64ddc5c69cee38fab7998c51187f83168b..27af7828e7dc4cef72e0b99c748b274aea51da90 100644
Binary files a/Documentation/User Manual Source/Release Notes Vecto3.x.pptx and b/Documentation/User Manual Source/Release Notes Vecto3.x.pptx differ
diff --git a/Documentation/User Manual/6-changelog/changelog.md b/Documentation/User Manual/6-changelog/changelog.md
index 0a3cd27b7bc0b09af0feb51d245f9928c86fb4f6..e1b119b85c6f7f03092db442341ba033534e5bec 100644
--- a/Documentation/User Manual/6-changelog/changelog.md	
+++ b/Documentation/User Manual/6-changelog/changelog.md	
@@ -2,6 +2,11 @@
 
 **VECTO-3.3.9**
 
+***Build 2175 (2020-12-15) OFFICIAL RELEASE***
+
+- Bugfixes (compared to 3.3.9.2147)
+    * [VECTO-1374] - VECTO VTP error - regression update
+
 ***Build 2147 (2020-11-17) RELEASE CANDIDATE***
 
 - Bugfixes
diff --git a/Documentation/User Manual/help.html b/Documentation/User Manual/help.html
index 4075b314505096aaca9d4e80b748ef920b9c5fb2..b0a5e080b0a524b30503b21099caf7bc16e72467 100644
--- a/Documentation/User Manual/help.html	
+++ b/Documentation/User Manual/help.html	
@@ -7622,6 +7622,13 @@ CycleTime,UnknownCycleName,3600</code></pre>
 <div id="changelog" class="section level1">
 <h1>Changelog</h1>
 <p><strong>VECTO-3.3.9</strong></p>
+<p><strong><em>Build 2175 (2020-12-15) OFFICIAL RELEASE</em></strong></p>
+<ul>
+<li>Bugfixes (compared to 3.3.9.2147)
+<ul>
+<li>[VECTO-1374] - VECTO VTP error - regression update</li>
+</ul></li>
+</ul>
 <p><strong><em>Build 2147 (2020-11-17) RELEASE CANDIDATE</em></strong></p>
 <ul>
 <li>Bugfixes
diff --git a/HashingTool/Properties/Version.cs b/HashingTool/Properties/Version.cs
index 15865726f20276f143d35ccbb8b8e1589d3f951d..8be0bee02e61f21261984f5de2b4091cbfa038b0 100644
--- a/HashingTool/Properties/Version.cs
+++ b/HashingTool/Properties/Version.cs
@@ -30,5 +30,5 @@
 */
 
 using System.Reflection;
-[assembly: AssemblyVersion("0.2.0.2147")]
-[assembly: AssemblyFileVersion("0.2.0.2147")]
+[assembly: AssemblyVersion("0.2.0.2175")]
+[assembly: AssemblyFileVersion("0.2.0.2175")]
diff --git a/VECTO/VECTO.vbproj b/VECTO/VECTO.vbproj
index 9463ece52b59be4e8f6f444d1e6903d9d85599de..fd2ab458332bb4563f19e8931801ebaa6d9f110c 100644
--- a/VECTO/VECTO.vbproj
+++ b/VECTO/VECTO.vbproj
@@ -141,7 +141,7 @@
     <PlatformTarget>AnyCPU</PlatformTarget>
     <WarningsAsErrors>41999,42016,42017,42018,42019,42020,42021,42022,42032,42036</WarningsAsErrors>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
-    <DefineConstants>RELEASE_CANDIDATE</DefineConstants>
+    <DefineConstants>CERTIFICATION_RELEASE</DefineConstants>
     <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Deploy|x86'">
diff --git a/VectoCommon/VectoCommon/Properties/Version.cs b/VectoCommon/VectoCommon/Properties/Version.cs
index d04b4816e4dfeff15322d3846fb3d35ec68c0161..9bb6fa870a4b054928803dc83e8b68ec84de7b47 100644
--- a/VectoCommon/VectoCommon/Properties/Version.cs
+++ b/VectoCommon/VectoCommon/Properties/Version.cs
@@ -30,5 +30,5 @@
 */
 
 using System.Reflection;
-[assembly: AssemblyVersion("3.3.9.2147")]
-[assembly: AssemblyFileVersion("3.3.9.2147")]
\ No newline at end of file
+[assembly: AssemblyVersion("3.3.9.2175")]
+[assembly: AssemblyFileVersion("3.3.9.2175")]
\ No newline at end of file
diff --git a/VectoCommon/VectoHashing/Properties/Version.cs b/VectoCommon/VectoHashing/Properties/Version.cs
index 59b784ac1299d7f669b04bb5baea9da56ac855b4..e92ee9c5dd1949c672a3e395d7d1fa6f16b733b7 100644
--- a/VectoCommon/VectoHashing/Properties/Version.cs
+++ b/VectoCommon/VectoHashing/Properties/Version.cs
@@ -30,5 +30,5 @@
 */
 
 using System.Reflection;
-[assembly: AssemblyVersion("1.2.0.2147")]
-[assembly: AssemblyFileVersion("1.2.0.2147")]
+[assembly: AssemblyVersion("1.2.0.2175")]
+[assembly: AssemblyFileVersion("1.2.0.2175")]
diff --git a/VectoConsole/Properties/Version.cs b/VectoConsole/Properties/Version.cs
index e6f6ab483fb3374403945a8b79707780fb9675bc..a9c920d11a8b8679856974e3e7425ea9701da6d7 100644
--- a/VectoConsole/Properties/Version.cs
+++ b/VectoConsole/Properties/Version.cs
@@ -30,5 +30,5 @@
 */
 
 using System.Reflection;
-[assembly: AssemblyVersion("3.3.9.2147")]
-[assembly: AssemblyFileVersion("3.3.9.2147")]
\ No newline at end of file
+[assembly: AssemblyVersion("3.3.9.2175")]
+[assembly: AssemblyFileVersion("3.3.9.2175")]
\ No newline at end of file
diff --git a/VectoCore/VectoCore/Properties/Version.cs b/VectoCore/VectoCore/Properties/Version.cs
index 686d7b9e200a87568df4077205696620b7721492..1d9ce5ab70a716527f9a202c85c2112044f7cf79 100644
--- a/VectoCore/VectoCore/Properties/Version.cs
+++ b/VectoCore/VectoCore/Properties/Version.cs
@@ -30,5 +30,5 @@
 */
 
 using System.Reflection;
-[assembly: AssemblyVersion("3.3.9.2147")]
-[assembly: AssemblyFileVersion("3.3.9.2147")]
+[assembly: AssemblyVersion("3.3.9.2175")]
+[assembly: AssemblyFileVersion("3.3.9.2175")]
diff --git a/VectoCore/VectoCore/Utils/VectoVersionCore.cs b/VectoCore/VectoCore/Utils/VectoVersionCore.cs
index 428876440787ca582c9092fd019a0de5402dec5a..4d4cd462b15254655fd1bd3e34e2a10343326a6e 100644
--- a/VectoCore/VectoCore/Utils/VectoVersionCore.cs
+++ b/VectoCore/VectoCore/Utils/VectoVersionCore.cs
@@ -47,7 +47,7 @@ namespace TUGraz.VectoCore.Utils
 		public static string VersionNumber
 		{
 			get {
-				return "3.3.9.2147" + SUFFIX;
+				return "3.3.9.2175" + SUFFIX;
 			}
 		}
 
diff --git a/VectoCore/VectoCore/VectoCore.csproj b/VectoCore/VectoCore/VectoCore.csproj
index fa179c732bac4078aa9046c8825909dca46a1d01..855d278785ab6b19cdabfb845d794cb870f56ed1 100644
--- a/VectoCore/VectoCore/VectoCore.csproj
+++ b/VectoCore/VectoCore/VectoCore.csproj
@@ -76,7 +76,7 @@
     <DebugType>pdbonly</DebugType>
     <Optimize>true</Optimize>
     <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>RELEASE_CANDIDATE</DefineConstants>
+    <DefineConstants>CERTIFICATION_RELEASE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <AllowUnsafeBlocks>false</AllowUnsafeBlocks>