diff --git a/src/samtools/samtools_idxstats/test.sh b/src/samtools/samtools_idxstats/test.sh
index 048d7917..1459ec08 100644
--- a/src/samtools/samtools_idxstats/test.sh
+++ b/src/samtools/samtools_idxstats/test.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-test_dir="${meta_resources_dir}test_data"
+test_dir="${meta_resources_dir}/test_data"
 echo ">>> Testing $meta_functionality_name"
 
 "$meta_executable" \