diff --git a/zoltar-bom/pom.xml b/zoltar-bom/pom.xml
index d93cb6fe..faa9de46 100644
--- a/zoltar-bom/pom.xml
+++ b/zoltar-bom/pom.xml
@@ -13,7 +13,7 @@
   <properties>
     <apiclient.version>1.32.1</apiclient.version>
     <boringssl.version>2.0.38.Final</boringssl.version>
-    <errorprone.version>2.7.1</errorprone.version>
+    <errorprone.version>2.11.0</errorprone.version>
     <featran.version>0.8.0-RC2</featran.version>
     <google.auth.version>0.26.0</google.auth.version>
     <grpc.version>1.39.0</grpc.version>
@@ -24,7 +24,7 @@
     <joda.version>2.10.10</joda.version>
     <netty.version>4.1.52.Final</netty.version>
     <opencensus.version>0.28.3</opencensus.version>
-    <proto.version>3.17.3</proto.version>
+    <proto.version>3.19.4</proto.version>
     <scala.version>2.12.13</scala.version>
     <scio.version>0.5.7</scio.version>
     <tensorFlow.version>0.4.0</tensorFlow.version>
@@ -309,7 +309,7 @@
       <dependency>
         <groupId>org.slf4j</groupId>
         <artifactId>slf4j-simple</artifactId>
-        <version>1.7.25</version>
+        <version>1.7.36</version>
       </dependency>
       <dependency>
         <groupId>junit</groupId>