diff --git a/configure.sh b/configure.sh
index 0e0e4f1..f605f5f 100755
--- a/configure.sh
+++ b/configure.sh
@@ -18,7 +18,13 @@ then
   else
     extra_configure_flags+=("--java=${jdk}")
   fi
-  extra_configure_flags+=("--macros=ANDROID_API_PATH=$ANDROID_SDK/platforms/android-$target_api")
+
+  android_jar="$android_sdk/platforms/android-$android_target_api/android.jar"
+  if [ ! -f "$android_jar" ]
+  then
+    echo "Error: $android_jar doesn't exist, check that android_sdk and android_target_api are correct" 1>&2
+    exit 1
+  fi
 fi
 
 if $use_security
diff --git a/setenv.sh b/setenv.sh
index e12f148..fcbdcbb 100644
--- a/setenv.sh
+++ b/setenv.sh
@@ -154,10 +154,15 @@ export PATH=${PATH}:"$ACE_ROOT/bin"
 export use_java=${use_java:-false}
 if $use_java
 then
-  export ANDROID_SDK="${ANDROID_SDK-"${workspace}/android-sdk"}"
-  if [ -z ${target_api+x} ]
+  export android_sdk="${ANDROID_SDK-"${workspace}/android-sdk"}"
+  if [ ! -z ${android_target_api+x} ]
   then
-    echo "Error: use_java is true, but target_api isn't set" 1>&2
+    export target_api="$android_target_api"
+  elif [ ! -z ${target_api+x} ]
+  then
+    export android_target_api="$target_api"
+  else
+    echo "Error: use_java is true, but android_target_api isn't set" 1>&2
     exit 1
   fi
 fi