diff --git a/build.gradle b/build.gradle
index 875e6ad..67ba561 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,7 +30,7 @@ buildscript {
         ax_annot_ver = '1.3.0'
         ax_browser_ver = '1.4.0'
 
-        constr_ver = '2.1.3'
+        constr_ver = '2.1.4'
 
         retrofit_ver = '2.9.0'
         moshi_ver = '1.13.0'