diff --git a/core-httpclient-impl/gradle.properties b/core-httpclient-impl/gradle.properties
index 01204199a..e02f2c2d8 100644
--- a/core-httpclient-impl/gradle.properties
+++ b/core-httpclient-impl/gradle.properties
@@ -1 +1 @@
-httpClientVersion = 4.5.6
+httpClientVersion = 4.5.12
diff --git a/gradle.properties b/gradle.properties
index 373aabdc1..bf269fc7f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -17,7 +17,7 @@ jacksonVersion = 2.9.8
 jsonVersion = 20160212
 jsonSimpleVersion = 1.1.1
 logbackVersion = 1.1.5
-slf4jVersion = 1.7.25
+slf4jVersion = 1.7.30
 
 # Style Packages
 findbugsAnnotationVersion = 3.0.1
diff --git a/java-quickstart/build.gradle b/java-quickstart/build.gradle
index 1bedc6b79..faa76f87d 100644
--- a/java-quickstart/build.gradle
+++ b/java-quickstart/build.gradle
@@ -4,7 +4,7 @@ dependencies {
 
     compile group: 'com.google.code.gson', name: 'gson', version: '2.8.5'
     compile group: 'org.apache.httpcomponents', name: 'httpclient', version: '4.5.2'
-    compile group: 'org.slf4j', name: 'slf4j-log4j12', version: '1.7.25'
+    compile group: 'org.slf4j', name: 'slf4j-log4j12', version: '1.7.30'
     testCompile group: 'junit', name: 'junit', version: '4.12'
 }