diff --git a/tools/gmail_data.py b/tools/gmail_data.py
index fc0d5d9..ba95450 100644
--- a/tools/gmail_data.py
+++ b/tools/gmail_data.py
@@ -7,11 +7,15 @@
 import utils
 
 THIRD_PARTY = os.path.join(utils.REPO_ROOT, 'third_party')
+ANDROID_L_API = '21'
 BASE = os.path.join(THIRD_PARTY, 'gmail')
 
 V170604_16_BASE = os.path.join(BASE, 'gmail_android_170604.16')
 V170604_16_PREFIX = os.path.join(V170604_16_BASE, 'Gmail_release_unstripped')
 
+V180826_15_BASE = os.path.join(BASE, 'gmail_android_180826.15')
+V180826_15_PREFIX = os.path.join(V180826_15_BASE, 'Gmail_release_unstripped')
+
 # NOTE: We always use android.jar for SDK v25 for now.
 ANDROID_JAR = os.path.join(THIRD_PARTY, 'android_jar', 'lib-v25', 'android.jar')
 
@@ -31,4 +35,27 @@
       'pgmap': '%s_proguard.map' % V170604_16_PREFIX,
     }
   },
+  '180826.15': {
+    'dex' : {
+      'flags': '--no-desugaring',
+      'inputs': [os.path.join(V180826_15_BASE, 'Gmail_release_unsigned.apk')],
+      'main-dex-list': os.path.join(V180826_15_BASE, 'main_dex_list.txt') ,
+      'pgmap': '%s_proguard.map' % V180826_15_PREFIX,
+      'libraries' : [ANDROID_JAR],
+    },
+    'deploy' : {
+      'flags': '--no-desugaring',
+      'inputs': ['%s_deploy.jar' % V180826_15_PREFIX],
+      'pgconf': [
+          '%s_proguard.config' % V180826_15_PREFIX,
+          '%s/proguardsettings/Gmail_proguard.config' % THIRD_PARTY],
+      'min-api' : ANDROID_L_API,
+    },
+    'proguarded' : {
+      'flags': '--no-desugaring',
+      'inputs': ['%s_proguard.jar' % V180826_15_PREFIX],
+      'main-dex-list': os.path.join(V180826_15_BASE, 'main_dex_list.txt') ,
+      'pgmap': '%s_proguard.map' % V180826_15_PREFIX,
+    }
+  },
 }