diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index 7a53fd1152fe7..e9f288d51317b 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -1727,6 +1727,21 @@ public class KeyguardViewMediator extends SystemUI implements Dumpable,
                 || mUpdateMonitor.isSimPinSecure();
     }
 
+    /**
+     * Whether any of the SIMs on the device are secured with a PIN. If so, the keyguard should not
+     * be dismissable until the PIN is entered, even if the device itself has no lock set.
+     */
+    public boolean isAnySimPinSecure() {
+        for (int i = 0; i < mLastSimStates.size(); i++) {
+            final int key = mLastSimStates.keyAt(i);
+            if (KeyguardUpdateMonitor.isSimPinSecure(mLastSimStates.get(key))) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
     public void setSwitchingUser(boolean switching) {
         mUpdateMonitor.setSwitchingUser(switching);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index 7a68b9616fa35..778a1e36392e1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -1354,10 +1354,14 @@ public class StatusBar extends SystemUI implements
         // Things that mean we're not dismissing the keyguard, and should ignore this expansion:
         // - Keyguard isn't even visible.
         // - Keyguard is visible, but can't be dismissed (swiping up will show PIN/password prompt).
+        // - The SIM is locked, you can't swipe to unlock. If the SIM is locked but there is no
+        //   device lock set, canDismissLockScreen returns true even though you should not be able
+        //   to dismiss the lock screen until entering the SIM PIN.
         // - QS is expanded and we're swiping - swiping up now will hide QS, not dismiss the
         //   keyguard.
         if (!isKeyguardShowing()
                 || !mKeyguardStateController.canDismissLockScreen()
+                || mKeyguardViewMediator.isAnySimPinSecure()
                 || (mNotificationPanelViewController.isQsExpanded() && trackingTouch)) {
             return;
         }