diff --git a/build.gradle b/build.gradle
index e0e6904..c52b066 100644
--- a/build.gradle
+++ b/build.gradle
@@ -16,6 +16,10 @@ description 'Gradle plugin for MSBuild project build.'
 
 ext.dotnetPath = file('src/main/dotnet')
 
+java {
+    sourceCompatibility = JavaVersion.VERSION_1_8
+}
+
 dependencies {
     testImplementation(platform('org.junit:junit-bom:5.10.1'))
     testImplementation('org.junit.jupiter:junit-jupiter')
diff --git a/src/main/groovy/com/ullink/IExecutableResolver.groovy b/src/main/groovy/com/ullink/IExecutableResolver.groovy
index 556e7c0..b98cbfe 100644
--- a/src/main/groovy/com/ullink/IExecutableResolver.groovy
+++ b/src/main/groovy/com/ullink/IExecutableResolver.groovy
@@ -3,7 +3,5 @@ package com.ullink
 interface IExecutableResolver {
     ProcessBuilder executeDotNet(File exe)
 
-    ProcessBuilder executeDotNetApp(File exe)
-
     void setupExecutable(Msbuild msbuild);
 }
diff --git a/src/main/groovy/com/ullink/Msbuild.groovy b/src/main/groovy/com/ullink/Msbuild.groovy
index 38ef47b..e26e7a4 100644
--- a/src/main/groovy/com/ullink/Msbuild.groovy
+++ b/src/main/groovy/com/ullink/Msbuild.groovy
@@ -112,6 +112,10 @@ class Msbuild extends ConventionTask {
         }
     }
 
+    ProcessBuilder executeDotNetApp(File dll) {
+        return new ProcessBuilder('dotnet', dll.toString())
+    }
+
     def parseProjectFile(def file) {
         logger.info "Parsing file $file ..."
         if (!file.exists()) {
@@ -137,8 +141,8 @@ class Msbuild extends ConventionTask {
             }
         }
 
-        def executable = new File(tempDir, 'ProjectFileParser.exe')
-        def builder = resolver.executeDotNet(executable)
+        def parserDll = new File(tempDir, 'ProjectFileParser.dll')
+        def builder = executeDotNetApp(parserDll)
         builder.command().add(file.toString())
         def proc = builder.start()
 
diff --git a/src/main/groovy/com/ullink/MsbuildResolver.groovy b/src/main/groovy/com/ullink/MsbuildResolver.groovy
index 267588e..3001a2a 100644
--- a/src/main/groovy/com/ullink/MsbuildResolver.groovy
+++ b/src/main/groovy/com/ullink/MsbuildResolver.groovy
@@ -85,11 +85,6 @@ class MsbuildResolver implements IExecutableResolver {
         return new ProcessBuilder(exe.toString())
     }
 
-    @Override
-    ProcessBuilder executeDotNetApp(File exe) {
-        return executeDotNet(exe)
-    }
-
     static List<String> getMsBuildVersionsFromRegistry(String key) {
         (Registry.getKeys(Registry.HKEY_LOCAL_MACHINE, key) ?: []).sort({ -parseFloat(it) }).collect({ key + it })
     }
diff --git a/src/main/groovy/com/ullink/PosixMsbuildResolver.groovy b/src/main/groovy/com/ullink/PosixMsbuildResolver.groovy
index 146dd38..6acc38a 100644
--- a/src/main/groovy/com/ullink/PosixMsbuildResolver.groovy
+++ b/src/main/groovy/com/ullink/PosixMsbuildResolver.groovy
@@ -17,11 +17,6 @@ class PosixMsbuildResolver implements IExecutableResolver {
         return new ProcessBuilder('mono', exe.toString())
     }
 
-    @Override
-    ProcessBuilder executeDotNetApp(File exe) {
-        return new ProcessBuilder('dotnet', exe.toString())
-    }
-
     void setupExecutable(Msbuild msbuild) {
         msbuild.executable = 'MSBuild.dll'
         if (msbuild.msbuildDir == null) {
diff --git a/src/main/groovy/com/ullink/XbuildResolver.groovy b/src/main/groovy/com/ullink/XbuildResolver.groovy
index 58f5451..7145abd 100644
--- a/src/main/groovy/com/ullink/XbuildResolver.groovy
+++ b/src/main/groovy/com/ullink/XbuildResolver.groovy
@@ -10,11 +10,6 @@ class XbuildResolver implements IExecutableResolver {
         return new ProcessBuilder('mono', exe.toString())
     }
 
-    @Override
-    ProcessBuilder executeDotNetApp(File exe) {
-        return new ProcessBuilder('dotnet', exe.toString())
-    }
-
     void setupExecutable(Msbuild msbuild) {
         def msBuildResolver = new PosixMsbuildResolver(msbuild.version)
         if(msBuildResolver.msBuildFound()) {