diff --git a/app/build.gradle b/app/build.gradle
index f4a2f62..8c2a241 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -22,14 +22,14 @@ def gitVersion() {
 }
 
 def versionCodeFromGit() {
-    def dayInYear = ext.configuration.buildDate.format("D").padLeft(2, '0')
+    def dayInYear = ext.configuration.buildDate.format("D").padLeft(3, '0').substring(1, 2)
     def versionCode = gitVersion() + (ext.configuration.buildDate.format("yyMM") + dayInYear + ext.todaysBuilds).toInteger()
     println "version code " + versionCode
     return versionCode.toInteger()
 }
 
 def versionNameFromGit() {
-    def dayInYear = ext.configuration.buildDate.format("D").padLeft(2, '0')
+    def dayInYear = ext.configuration.buildDate.format("D").padLeft(3, '0').substring(1, 2)
     def versionName = gitVersion() + ext.configuration.buildDate.format('yyMM') + dayInYear + ext.todaysBuilds
     println "version name " + versionName
     return versionName
diff --git a/build.gradle b/build.gradle
index 9f64143..169ef9e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -10,7 +10,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.1.0'
+        classpath 'com.android.tools.build:gradle:3.1.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong