diff --git a/build.gradle b/build.gradle
index 5fa2969..7992228 100644
--- a/build.gradle
+++ b/build.gradle
@@ -21,7 +21,7 @@ buildscript {
 
     dependencies {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.2.51"
-        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.+'
+        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'
         classpath "org.jetbrains.dokka:dokka-gradle-plugin:0.9.17"