diff --git a/recipes/lumpy-sv/meta.yaml b/recipes/lumpy-sv/meta.yaml
index 2b592027b1fbb..232ad2e0bd72c 100644
--- a/recipes/lumpy-sv/meta.yaml
+++ b/recipes/lumpy-sv/meta.yaml
@@ -9,7 +9,7 @@ source:
   #sha256: 1a7a5d18875b297acaa68ee1e864ca048654ebc85348920b518dc689d2b7a3cf
 
 build:
-  number: 3
+  number: 4
 
 requirements:
   build:
@@ -27,6 +27,9 @@ requirements:
     - curl
     - pysam
     - numpy
+    - hexdump #not in the biocontainer 
+    - sambamba #lumpy-express dependency
+    - samblaster #lumpy-express dependency
 
 test:
   commands: