diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
index 7997e9317..e484ede5a 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
@@ -115,6 +115,7 @@ public final class Constants {
 
     public static final class Pref {
         public static final String PASSPHRASE_CACHE_SUBS = "passphraseCacheSubs";
+        public static final String PASSPHRASE_CACHE_LAST_TTL = "passphraseCacheLastTtl";
         public static final String LANGUAGE = "language";
         public static final String KEY_SERVERS = "keyServers";
         public static final String PREF_VERSION = "keyServersDefaultVersion";
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PassphraseDialogActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PassphraseDialogActivity.java
index c92f5ecb2..c87c5eb66 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PassphraseDialogActivity.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PassphraseDialogActivity.java
@@ -210,6 +210,8 @@ public class PassphraseDialogActivity extends FragmentActivity {
             vTimeToLiveLayout.setVisibility(mRequiredInput.mSkipCaching ? View.GONE : View.VISIBLE);
 
             mTimeToLiveSpinner = (CacheTTLSpinner) mLayout.findViewById(R.id.ttl_spinner);
+            int ttlSeconds = Preferences.getPreferences(getContext()).getCacheTtlSeconds();
+            mTimeToLiveSpinner.setSelectedTimeToLive(ttlSeconds);
 
             alert.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
 
@@ -426,6 +428,8 @@ public class PassphraseDialogActivity extends FragmentActivity {
                     final Passphrase passphrase = new Passphrase(mPassphraseEditText);
                     final int timeToLiveSeconds = mTimeToLiveSpinner.getSelectedTimeToLive();
 
+                    Preferences.getPreferences(getContext()).setCacheTtlSeconds(timeToLiveSeconds);
+
                     // Early breakout if we are dealing with a symmetric key
                     if (mRequiredInput.mType == RequiredInputType.PASSPHRASE_SYMMETRIC) {
                         if (!mRequiredInput.mSkipCaching) {
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/CacheTTLSpinner.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/CacheTTLSpinner.java
index 9cdbaa6c5..b8b7d6274 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/CacheTTLSpinner.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/CacheTTLSpinner.java
@@ -67,4 +67,14 @@ public class CacheTTLSpinner extends AppCompatSpinner {
         Object item = getAdapter().getItem(selectedItemPosition);
         return ((Cursor) item).getInt(1);
     }
+
+    public void setSelectedTimeToLive(int ttlSeconds) {
+        for (int i = 0; i < TTL_TIMES.length; i++) {
+            boolean isSelectedOrLast = ttlSeconds <= TTL_TIMES[i] || (i == TTL_TIMES.length - 1);
+            if (isSelectedOrLast) {
+                setSelection(i);
+                break;
+            }
+        }
+    }
 }
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java
index f36ab37aa..9d5f84293 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java
@@ -96,6 +96,16 @@ public class Preferences {
         return mSharedPreferences.getBoolean(Pref.PASSPHRASE_CACHE_SUBS, false);
     }
 
+    public int getCacheTtlSeconds() {
+        return mSharedPreferences.getInt(Pref.PASSPHRASE_CACHE_LAST_TTL, 0);
+    }
+
+    public void setCacheTtlSeconds(int ttlSeconds) {
+        SharedPreferences.Editor editor = mSharedPreferences.edit();
+        editor.putInt(Pref.PASSPHRASE_CACHE_LAST_TTL, ttlSeconds);
+        editor.commit();
+    }
+
     public boolean getCachedConsolidate() {
         return mSharedPreferences.getBoolean(Pref.CACHED_CONSOLIDATE, false);
     }