diff --git a/grk-project.vcxproj b/grk-project.vcxproj
index 898082b..5332a2d 100644
--- a/grk-project.vcxproj
+++ b/grk-project.vcxproj
@@ -51,7 +51,7 @@
     <ProjectGuid>{1B448102-E76C-4347-BDC7-40D02A567DB6}</ProjectGuid>
     <Keyword>Win32Proj</Keyword>
     <RootNamespace>grk-cw9</RootNamespace>
-    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0.17134.0</WindowsTargetPlatformVersion>
     <ProjectName>grk-project</ProjectName>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
@@ -66,7 +66,7 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>v142</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/shaders/shader_bloom.frag b/shaders/shader_bloom.frag
index 14887d7..20be9af 100644
--- a/shaders/shader_bloom.frag
+++ b/shaders/shader_bloom.frag
@@ -8,7 +8,7 @@ uniform sampler2D bloomBlur;
 
 void main()
 {             
-    const float gamma = 1.2;
+    const float gamma = 0.8;
     vec3 hdrColor = texture(scene, vTexCoords).rgb;      
     vec3 bloomColor = texture(bloomBlur, vTexCoords).rgb;
     hdrColor += bloomColor;