diff --git a/build.gradle b/build.gradle
index 0fbcdf94..ac169922 100644
--- a/build.gradle
+++ b/build.gradle
@@ -18,7 +18,7 @@ ext {
     okhttp3 = "3.12.6"
     retrofit = "2.6.3"
     threetenbp = "1.4.0"
-    slf4j = "1.7.29"
+    slf4j = "1.7.30"
 }
 
 allprojects {