diff --git a/modules/openapi-generator/src/main/resources/csharp/Solution.mustache b/modules/openapi-generator/src/main/resources/csharp/Solution.mustache
index 112cc3dc405..b17929b9660 100644
--- a/modules/openapi-generator/src/main/resources/csharp/Solution.mustache
+++ b/modules/openapi-generator/src/main/resources/csharp/Solution.mustache
@@ -2,9 +2,9 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio {{^netStandard}}2012{{/netStandard}}{{#netStandard}}14{{/netStandard}}
 VisualStudioVersion = {{^netStandard}}12.0.0.0{{/netStandard}}{{#netStandard}}14.0.25420.1{{/netStandard}}
 MinimumVisualStudioVersion = {{^netStandard}}10.0.0.1{{/netStandard}}{{#netStandard}}10.0.40219.1{{/netStandard}}
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "{{packageName}}", "src\{{packageName}}\{{packageName}}.csproj", "{{packageGuid}}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "{{packageName}}", "{{sourceFolder}}\{{packageName}}\{{packageName}}.csproj", "{{packageGuid}}"
 EndProject
-{{^excludeTests}}Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "{{testPackageName}}", "src\{{testPackageName}}\{{testPackageName}}.csproj", "{19F1DEBC-DE5E-4517-8062-F000CD499087}"
+{{^excludeTests}}Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "{{testPackageName}}", "{{sourceFolder}}\{{testPackageName}}\{{testPackageName}}.csproj", "{19F1DEBC-DE5E-4517-8062-F000CD499087}"
 EndProject
 {{/excludeTests}}Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution