diff --git a/app/build.gradle b/app/build.gradle
index f2902824e0..61ca0b3aa2 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -307,7 +307,7 @@ dependencies {
     def annotation_version_experimental = "1.2.0"
     def core_version = "1.6.0" // 1.7.0
     def shortcuts_version = "1.0.0"
-    def appcompat_version = "1.3.1"
+    def appcompat_version = "1.4.0"
     def emoji_version = "1.0.1"
     def activity_version = "1.4.0"
     def fragment_version = "1.4.0"