diff --git a/docker-compose-dev.yml b/docker-compose-dev.yml
index 6bc50f7e764..98376e255dd 100644
--- a/docker-compose-dev.yml
+++ b/docker-compose-dev.yml
@@ -41,8 +41,8 @@ services:
         -Ddataverse.files.minio1.path-style-access=true
         -Ddataverse.files.minio1.upload-redirect=false
         -Ddataverse.files.minio1.download-redirect=false
-        -Ddataverse.files.minio1.access-key=minioadmin
-        -Ddataverse.files.minio1.secret-key=minioadmin
+        -Ddataverse.files.minio1.access-key=4cc355_k3y
+        -Ddataverse.files.minio1.secret-key=s3cr3t_4cc355_k35
     ports:
       - "8080:8080" # HTTP (Dataverse Application)
       - "4848:4848" # HTTP (Payara Admin Console)
@@ -211,9 +211,8 @@ services:
     volumes:
       - minio_storage:/data
     environment:
-      # these are the defaults but are here for clarity
-      MINIO_ROOT_USER: minioadmin
-      MINIO_ROOT_PASSWORD: minioadmin
+      MINIO_ROOT_USER: 4cc355_k3y
+      MINIO_ROOT_PASSWORD: s3cr3t_4cc355_k35
     command: server /data
 
 networks:
diff --git a/src/test/java/edu/harvard/iq/dataverse/api/S3AccessIT.java b/src/test/java/edu/harvard/iq/dataverse/api/S3AccessIT.java
index f5e4ce6a794..daf04bb3d14 100644
--- a/src/test/java/edu/harvard/iq/dataverse/api/S3AccessIT.java
+++ b/src/test/java/edu/harvard/iq/dataverse/api/S3AccessIT.java
@@ -54,8 +54,8 @@ public static void setUp() {
                 .withCredentials(new AWSStaticCredentialsProvider(new BasicAWSCredentials(accessKeyLocalStack, secretKeyLocalStack)))
                 .withEndpointConfiguration(new EndpointConfiguration("s3.localhost.localstack.cloud:4566", Regions.US_EAST_2.getName())).build();
 
-        String accessKeyMinio = "minioadmin";
-        String secretKeyMinio = "minioadmin";
+        String accessKeyMinio = "4cc355_k3y";
+        String secretKeyMinio = "s3cr3t_4cc355_k35";
         s3minio = AmazonS3ClientBuilder.standard()
                 // https://stackoverflow.com/questions/72205086/amazonss3client-throws-unknownhostexception-if-attempting-to-connect-to-a-local
                 .withPathStyleAccessEnabled(Boolean.TRUE)