diff --git a/build.gradle b/build.gradle
index d2023f64afc..5f96ce87273 100644
--- a/build.gradle
+++ b/build.gradle
@@ -56,7 +56,7 @@ sourceSets {
 description = "openspecimen"
 
 repositories {
-  maven { url "http://repo.maven.apache.org/maven2" }
+  maven { url "https://repo.maven.apache.org/maven2" }
 }
 
 configurations {