diff --git a/ArchiSteamFarm/ArchiSteamFarm.csproj b/ArchiSteamFarm/ArchiSteamFarm.csproj
index 972b763e3..38e9a3339 100644
--- a/ArchiSteamFarm/ArchiSteamFarm.csproj
+++ b/ArchiSteamFarm/ArchiSteamFarm.csproj
@@ -268,6 +268,7 @@
       copy "$(TargetDir)$(TargetName).exe" "$(SolutionDir)out\ASF.exe"
     </PostBuildEvent>
     <PostBuildEvent Condition=" '$(OS)' == 'Unix' AND '$(ConfigurationName)' == 'Release' ">
+      set -e
       if [ -f "$(SolutionDir)mono_envsetup.sh" ]; then
         . "$(SolutionDir)mono_envsetup.sh"
       fi
@@ -276,7 +277,13 @@
       cp "$(TargetDir)config/ASF.json" "$(SolutionDir)out/config"
       cp "$(TargetDir)config/example.json" "$(SolutionDir)out/config"
       cp "$(TargetDir)config/minimal.json" "$(SolutionDir)out/config"
-      mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-Service.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+
+      if [ -n "$MONO_FACADES" ]; then
+        mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" "/lib:$MONO_FACADES" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-Service.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      else
+        mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-Service.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      fi
+
       rm "$(SolutionDir)out/ASF-Service.exe.config"
       cp "$(SolutionDir)out/ASF-Service.exe" "$(SolutionDir)out/ASF.exe"
     </PostBuildEvent>
diff --git a/ConfigGenerator/ConfigGenerator.csproj b/ConfigGenerator/ConfigGenerator.csproj
index 3ec252567..9e9df7eba 100644
--- a/ConfigGenerator/ConfigGenerator.csproj
+++ b/ConfigGenerator/ConfigGenerator.csproj
@@ -176,11 +176,17 @@
       copy "$(TargetDir)$(TargetName).exe" "$(SolutionDir)out\ASF-ConfigGenerator.exe"
     </PostBuildEvent>
     <PostBuildEvent Condition=" '$(OS)' == 'Unix' AND '$(ConfigurationName)' == 'Release' ">
+      set -e
       if [ -f "$(SolutionDir)mono_envsetup.sh" ]; then
         . "$(SolutionDir)mono_envsetup.sh"
       fi
 
-      mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-ConfigGenerator.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      if [ -n "$MONO_FACADES" ]; then
+        mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" "/lib:$MONO_FACADES" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-ConfigGenerator.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      else
+        mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-ConfigGenerator.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      fi
+
       rm "$(SolutionDir)out/ASF-ConfigGenerator.exe.config"
     </PostBuildEvent>
   </PropertyGroup>
diff --git a/GUI/GUI.csproj b/GUI/GUI.csproj
index 7b094a201..59522afaf 100644
--- a/GUI/GUI.csproj
+++ b/GUI/GUI.csproj
@@ -377,11 +377,17 @@
       copy "$(TargetDir)$(TargetName).exe" "$(SolutionDir)out\ASF-GUI.exe"
     </PostBuildEvent>
     <PostBuildEvent Condition=" '$(OS)' == 'Unix' AND '$(ConfigurationName)' == 'Release' ">
+      set -e
       if [ -f "$(SolutionDir)mono_envsetup.sh" ]; then
         . "$(SolutionDir)mono_envsetup.sh"
       fi
 
-      mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-GUI.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      if [ -n "$MONO_FACADES" ]; then
+        mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" "/lib:$MONO_FACADES" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-GUI.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      else
+        mono "$(SolutionDir)tools/ILRepack/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(SolutionDir)out/ASF-GUI.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      fi
+
       rm "$(SolutionDir)out/ASF-GUI.exe.config"
     </PostBuildEvent>
   </PropertyGroup>
diff --git a/mono_envsetup.sh b/mono_envsetup.sh
index 95ae6593b..a8d6c0946 100644
--- a/mono_envsetup.sh
+++ b/mono_envsetup.sh
@@ -71,4 +71,11 @@ else
 	echo "INFO: Skipping setting of MONO_ENV_OPTIONS as it's already declared with value: $MONO_ENV_OPTIONS"
 fi
 
+MONO_FACADES=""
+if [ -d "/usr/lib/mono/4.5/Facades" ]; then
+	export MONO_FACADES="/usr/lib/mono/4.5/Facades"
+else
+	echo "WARN: Could not find Mono facades!"
+fi
+
 echo "INFO: Mono environment setup finished!"