diff --git a/Il2CppTests/generate-binaries.ps1 b/Il2CppTests/generate-binaries.ps1
index a4021a9..4d40daa 100644
--- a/Il2CppTests/generate-binaries.ps1
+++ b/Il2CppTests/generate-binaries.ps1
@@ -1,14 +1,10 @@
-# Copyright 2019 Katy Coe - http://www.hearthcode.org - http://www.djkaty.com
+# Copyright 2019-2020 Katy Coe - http://www.hearthcode.org - http://www.djkaty.com
 # All rights reserved.
 
 # Compile all of the test items in TestSources via IL2CPP to produce the binaries necessary to run the tests
 # Requires Unity 2019.2.8f1 or later and Visual Studio 2017 (or MSBuild with C# 7+ support) or later to be installed
 # Requires Android NDK r13b or newer for Android test builds (https://developer.android.com/ndk/downloads)
 
-# Path to C¤ compiler (14.0 = Visual Studio 2017, 15.0 = Visual Studio 2019 etc.)
-# These are ordered from least to most preferred. If no files exist at the specified path,
-# a silent exception will be thrown and the variable will not be re-assigned.
-
 param (
 	# Which assemblies in the TestAssemblies folder to generate binaries for with il2cpp
 	[string]$assemblies = "*"
@@ -16,6 +12,10 @@ param (
 
 $ErrorActionPreference = "SilentlyContinue"
 
+# Path to C¤ compiler (14.0 = Visual Studio 2017, 15.0 = Visual Studio 2019 etc.)
+# These are ordered from least to most preferred. If no files exist at the specified path,
+# a silent exception will be thrown and the variable will not be re-assigned.
+
 # Look for Unity Roslyn installs
 $CSC = (gci "$env:ProgramFiles\Unity\Hub\Editor\*\Editor\Data\Tools\Roslyn\csc.exe" | sort FullName)[-1].FullName
 # Look for .NET Framework installs
@@ -27,47 +27,63 @@ $CSC = (gci "${env:ProgramFiles(x86)}\Microsoft Visual Studio\*\*\MSBuild\*\Bin\
 # The introduction of Unity Hub changed the base path of the Unity editor
 $UnityPath = (gci "$env:ProgramFiles\Unity\Hub\Editor\*\Editor\Data" | sort FullName)[-1].FullName
 
-$ErrorActionPreference = "Continue"
+# Path to il2cpp.exe
+# Up to Unity 2019.2, il2cpp\build\il2cpp.exe
+# From Unity 2019.3, il2cpp\build\deploy\net471\il2cpp.exe
+$il2cpp = (gci "$UnityPath\il2cpp\build" -Recurse -Filter il2cpp.exe)[0].FullName
 
-# Calculate Unity paths
-$il2cpp = $UnityPath + '\il2cpp\build\il2cpp.exe'
-$mscorlib = $UnityPath + '\Mono\lib\mono\unity\mscorlib.dll'
-$AndroidPlayer = $UnityPath + '\PlaybackEngines\AndroidPlayer'
+# Path to mscorlib.dll
+# Up to Unity 2019.2, Mono\lib\mono\unity\...
+# From Unity 2019.3, MonoBleedingEdge\lib\mono\unityaot\...
+$mscorlib = (gci "$UnityPath\Mono*\lib\mono\unityaot\mscorlib.dll")[0].FullName
 
 # Path to the Android NDK
 # Different Unity versions require specific NDKs, see the section Change the NDK at:
 # The NDK can also be installed standalone without AndroidPlayer
 # https://docs.unity3d.com/2019.1/Documentation/Manual/android-sdksetup.html
+$AndroidPlayer = $UnityPath + '\PlaybackEngines\AndroidPlayer'
 $AndroidNDK = $AndroidPlayer + '\NDK'
 
+$ErrorActionPreference = "Continue"
+
 # Check that everything is installed
 if (!$CSC) {
 	Write-Error "Could not find C¤ compiler csc.exe - aborting"
 	Exit
-} else {
-	echo "Using C# compiler at '$CSC'"
 }
 
 if (!$UnityPath) {
 	Write-Error "Could not find Unity editor - aborting"
 	Exit
-} else {
-	echo "Using Unity installation at '$UnityPath'"
 }
 
 if (!(Test-Path -Path $AndroidNDK -PathType container)) {
 	Write-Error "Could not find Android NDK at '$AndroidNDK' - aborting"
 	Exit
 }
-if (!(Test-Path -Path $il2cpp -PathType leaf)) {
+
+if (!$il2cpp) {
 	Write-Error "Could not find Unity IL2CPP build support - aborting"
 	Exit
 }
+
+if (!$mscorlib) {
+	Write-Error "Could not find Unity mscorlib assembly - aborting"
+	Exit
+}
+
 if (!(Test-Path -Path $AndroidPlayer -PathType container)) {
 	Write-Error "Could not find Unity Android build support - aborting"
 	Exit
 }
 
+echo "Using C# compiler at '$CSC'"
+echo "Using Unity installation at '$UnityPath'"
+echo "Using IL2CPP toolchain at '$il2cpp'"
+echo "Using Unity mscorlib assembly at '$mscorlib'"
+echo "Using Android player at '$AndroidPlayer'"
+echo "Using Android NDK at '$AndroidNDK'"
+
 # Workspace paths
 $src = "$PSScriptRoot/TestSources"
 $asm = "$PSScriptRoot/TestAssemblies"
@@ -75,9 +91,10 @@ $bin = "$PSScriptRoot/TestBinaries"
 
 # We try to make the arguments as close as possible to a real Unity build
 # "--lump-runtime-library" was added to reduce the number of C++ files generated by UnityEngine (Unity 2019)
+# "--disable-runtime-lumping" replaced the above (Unity 2019.3)
 $arg =	'--convert-to-cpp', '--compile-cpp', '--libil2cpp-static', '--configuration=Release', `
 		'--emit-null-checks', '--enable-array-bounds-check', '--forcerebuild', `
-		'--map-file-parser=$UnityPath\il2cpp\MapFileParser\MapFileParser.exe'
+		'--map-file-parser=$UnityPath\il2cpp\MapFileParser\MapFileParser.exe', '--dotnetprofile="unityaot"'
 
 # Prepare output folders
 md $asm, $bin 2>&1 >$null
@@ -85,6 +102,8 @@ md $asm, $bin 2>&1 >$null
 # Compile all .cs files in TestSources
 echo "Compiling source code..."
 gci $src | % {
+	echo $_.BaseName
+
 	& $csc "/t:library" "/nologo" "/unsafe" "/out:$asm/$($_.BaseName).dll" "$src/$_"
 	
 	if ($LastExitCode -ne 0) {