diff --git a/core/build.gradle b/core/build.gradle
index 75adaf1d..317df04b 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -9,7 +9,7 @@ repositories {
 }
 
 dependencies {
-	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M3'
+	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M4'
 }
 
 // Jar files
diff --git a/hocon/build.gradle b/hocon/build.gradle
index 1a6d6028..3170d636 100644
--- a/hocon/build.gradle
+++ b/hocon/build.gradle
@@ -11,7 +11,7 @@ repositories {
 dependencies {
 	compile project(':core')
 	compile 'com.typesafe:config:1.3.1'
-	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M3'
+	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M4'
 }
 
 // Jar files
diff --git a/json/build.gradle b/json/build.gradle
index a625d660..af171875 100644
--- a/json/build.gradle
+++ b/json/build.gradle
@@ -10,7 +10,7 @@ repositories {
 
 dependencies {
 	compile project(':core')
-	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M3'
+	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M4'
 }
 
 // Jar files
diff --git a/toml/build.gradle b/toml/build.gradle
index a625d660..af171875 100644
--- a/toml/build.gradle
+++ b/toml/build.gradle
@@ -10,7 +10,7 @@ repositories {
 
 dependencies {
 	compile project(':core')
-	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M3'
+	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M4'
 }
 
 // Jar files
diff --git a/yaml/build.gradle b/yaml/build.gradle
index 16bcf1c7..9da4a85a 100644
--- a/yaml/build.gradle
+++ b/yaml/build.gradle
@@ -11,7 +11,7 @@ repositories {
 dependencies {
 	compile project(':core')
 	compile 'org.yaml:snakeyaml:1.18'
-	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M3'
+	testCompile 'org.junit.jupiter:junit-jupiter-api:5.0.0-M4'
 }
 
 // Jar files