diff --git a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/AndrolibResources.java b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/AndrolibResources.java
index 608d9cc8..ff30d073 100644
--- a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/AndrolibResources.java
+++ b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/AndrolibResources.java
@@ -617,13 +617,15 @@ final public class AndrolibResources {
     }
 
     private int mapSdkShorthandToVersion(String sdkVersion) {
-        switch (sdkVersion) {
+        switch (sdkVersion.toUpperCase()) {
             case "M":
                 return ResConfigFlags.SDK_MNC;
             case "N":
                 return ResConfigFlags.SDK_NOUGAT;
             case "O":
                 return ResConfigFlags.SDK_OREO;
+            case "P":
+                return ResConfigFlags.SDK_P;
             default:
                 return Integer.parseInt(sdkVersion);
         }
diff --git a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResConfigFlags.java b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResConfigFlags.java
index cc891b58..0b5c7a9a 100644
--- a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResConfigFlags.java
+++ b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResConfigFlags.java
@@ -535,6 +535,8 @@ public class ResConfigFlags {
     public final static byte SDK_NOUGAT = 24;
     public final static byte SDK_NOUGAT_MR1 = 25;
     public final static byte SDK_OREO = 26;
+    public final static byte SDK_OREO_MR1 = 27;
+    public final static byte SDK_P = 28;
 
     public final static byte ORIENTATION_ANY = 0;
     public final static byte ORIENTATION_PORT = 1;