diff --git a/MatrixSDK/Background/MXBackgroundPushRulesManager.swift b/MatrixSDK/Background/MXBackgroundPushRulesManager.swift
index 34d386ad2..da793d2ee 100644
--- a/MatrixSDK/Background/MXBackgroundPushRulesManager.swift
+++ b/MatrixSDK/Background/MXBackgroundPushRulesManager.swift
@@ -82,6 +82,12 @@ import Foundation
             return false
         }
         
+        // Support for MSC3987: The dont_notify push rule action is deprecated.
+        if rule.actions.isEmpty {
+            return rule.enabled
+        }
+        
+        // Compatibility support.
         for ruleAction in rule.actions {
             guard let action = ruleAction as? MXPushRuleAction else { continue }
             if action.actionType == MXPushRuleActionTypeDontNotify {
diff --git a/MatrixSDK/MXRestClient.m b/MatrixSDK/MXRestClient.m
index 38f38c3a0..799514b86 100644
--- a/MatrixSDK/MXRestClient.m
+++ b/MatrixSDK/MXRestClient.m
@@ -1816,43 +1816,43 @@ - (MXHTTPOperation *)addPushRule:(NSString*)ruleId
     {
         case MXPushRuleKindOverride:
             kindString = @"override";
-            if (conditions.count && actions.count)
+            if (conditions.count && actions)
             {
                 content = @{@"conditions": conditions, @"actions": actions};
             }
-            else if (actions.count)
+            else if (actions)
             {
                 content = @{@"actions": actions};
             }
             break;
         case MXPushRuleKindContent:
             kindString = @"content";
-            if (pattern.length && actions.count)
+            if (pattern.length && actions)
             {
                 content = @{@"pattern": pattern, @"actions": actions};
             }
             break;
         case MXPushRuleKindRoom:
             kindString = @"room";
-            if (actions.count)
+            if (actions)
             {
                 content = @{@"actions": actions};
             }
             break;
         case MXPushRuleKindSender:
             kindString = @"sender";
-            if (actions.count)
+            if (actions)
             {
                 content = @{@"actions": actions};
             }
             break;
         case MXPushRuleKindUnderride:
             kindString = @"underride";
-            if (conditions.count && actions.count)
+            if (conditions.count && actions)
             {
                 content = @{@"conditions": conditions, @"actions": actions};
             }
-            else if (actions.count)
+            else if (actions)
             {
                 content = @{@"actions": actions};
             }
diff --git a/MatrixSDK/NotificationCenter/MXNotificationCenter.m b/MatrixSDK/NotificationCenter/MXNotificationCenter.m
index 1e80429ea..d15373982 100644
--- a/MatrixSDK/NotificationCenter/MXNotificationCenter.m
+++ b/MatrixSDK/NotificationCenter/MXNotificationCenter.m
@@ -579,6 +579,7 @@ - (NSArray*)encodeActionsWithNotify:(BOOL)notify
                           highlight:(BOOL)highlight
 {
     NSMutableArray *actions = [NSMutableArray array];
+    // Support for MSC3987: The dont_notify push rule action is deprecated and replaced by an empty actions list.
     if (notify)
     {
         [actions addObject:@"notify"];
@@ -597,10 +598,6 @@ - (NSArray*)encodeActionsWithNotify:(BOOL)notify
             [actions addObject:@{@"set_tweak": @"highlight", @"value": @NO}];
         }
     }
-    else
-    {
-        [actions addObject:@"dont_notify"];
-    }
     return actions;
 }
 
@@ -615,7 +612,8 @@ - (void)shouldNotify:(MXEvent*)event roomState:(MXRoomState*)roomState
         if (rule)
         {
             // Make sure this is not a rule to prevent from generating a notification
-            BOOL actionNotify = YES;
+            // Support for MSC3987: The dont_notify push rule action is deprecated and replaced by an empty actions list.
+            BOOL actionNotify = (rule.actions.count > 0);
             if (1 == rule.actions.count)
             {
                 MXPushRuleAction *action = rule.actions[0];
diff --git a/MatrixSDK/Space/MXSpaceNotificationCounter.swift b/MatrixSDK/Space/MXSpaceNotificationCounter.swift
index a27e1bbcd..953b67755 100644
--- a/MatrixSDK/Space/MXSpaceNotificationCounter.swift
+++ b/MatrixSDK/Space/MXSpaceNotificationCounter.swift
@@ -225,6 +225,12 @@ public class MXSpaceNotificationCounter: NSObject {
                 continue
             }
             
+            // Support for MSC3987: The dont_notify push rule action is deprecated.
+            if rule.actions.isEmpty {
+                return rule.enabled
+            }
+
+            // Compatibility support.
             for ruleAction in ruleActions where ruleAction.actionType == MXPushRuleActionTypeDontNotify {
                 return rule.enabled
             }
diff --git a/changelog.d/7576.change b/changelog.d/7576.change
new file mode 100644
index 000000000..26f9e7695
--- /dev/null
+++ b/changelog.d/7576.change
@@ -0,0 +1 @@
+MSC3987 implementation: the 'dont_notify' action for a push_rule is now deprecated and replaced by an empty action list.