diff --git a/conf/test.config b/conf/test.config
index 2612b92cd..0852c5b54 100644
--- a/conf/test.config
+++ b/conf/test.config
@@ -52,6 +52,9 @@ params {
 
     // Ignore params that will throw warning through params validation
     validationSchemaIgnoreParams = 'genomes'
+
+    // Base directory for nf-core/modules test data
+    modules_testdata_base_path = 's3://ngi-igenomes/testdata/nf-core/modules/'
 }
 
 process {