diff --git a/files/galaxy/tpv/tools.yml b/files/galaxy/tpv/tools.yml
index cb427e277..1b7dc98dd 100644
--- a/files/galaxy/tpv/tools.yml
+++ b/files/galaxy/tpv/tools.yml
@@ -209,7 +209,7 @@ tools:
 
   toolshed.g2.bx.psu.edu/repos/lldelisle/cooler_cload_tabix/cooler_cload_tabix/.*:
     env:
-    - name: HDF5_USE_FILE_LOCKING
+      - name: HDF5_USE_FILE_LOCKING
         value: "FALSE"
 
   toolshed.g2.bx.psu.edu/repos/iuc/fasta_stats/fasta-stats/.*: