diff --git a/src/Calculator.Droid/Calculator.Droid.csproj b/src/Calculator.Droid/Calculator.Droid.csproj
index 3a3a9693..982c288c 100644
--- a/src/Calculator.Droid/Calculator.Droid.csproj
+++ b/src/Calculator.Droid/Calculator.Droid.csproj
@@ -35,10 +35,11 @@
4
True
None
+
portable
- true
+ false
true
true
bin\Release\
@@ -47,6 +48,10 @@
4
False
SdkOnly
+ true
+ true
+ true
+ armeabi-v7a;x86;arm64-v8a
@@ -72,6 +77,7 @@
+
@@ -108,4 +114,4 @@
-->
-
+
\ No newline at end of file
diff --git a/src/Calculator.Droid/Environment.conf b/src/Calculator.Droid/Environment.conf
new file mode 100644
index 00000000..7481171a
--- /dev/null
+++ b/src/Calculator.Droid/Environment.conf
@@ -0,0 +1,2 @@
+# See this for more details: http://developer.xamarin.com/guides/android/advanced_topics/garbage_collection/
+MONO_GC_PARAMS=bridge-implementation=tarjan,nursery-size=32m,soft-heap-limit=256m