diff --git a/recipes/sfold/build.sh b/recipes/sfold/build.sh
index 0584640650b30..d889e43d0bade 100755
--- a/recipes/sfold/build.sh
+++ b/recipes/sfold/build.sh
@@ -13,4 +13,7 @@ cp -r STarMir ${SFOLD_DIR}
 
 # modify the sfoldenv file
 cp sfoldenv ${SFOLD_DIR}/sfoldenv
-sed -i "s|SFOLDDIR=.*|SFOLDDIR=${SFOLD_DIR}|g" ${SFOLD_DIR}/sfoldenv
\ No newline at end of file
+sed -i "s|SFOLDDIR=.*|SFOLDDIR=${SFOLD_DIR}|g" ${SFOLD_DIR}/sfoldenv
+sed -i "s:/usr/bin/perl:/usr/bin/env perl:" STarMir/*.pl
+sed -i "s:/usr/bin/perl:/usr/bin/env perl:" STarMir/starmir-param/*.pl
+sed -i "s:/usr/bin/perl:/usr/bin/env perl:" bin/*.pl
\ No newline at end of file
diff --git a/recipes/sfold/meta.yaml b/recipes/sfold/meta.yaml
index 98dce74f72249..37fa4ff38b12a 100644
--- a/recipes/sfold/meta.yaml
+++ b/recipes/sfold/meta.yaml
@@ -7,7 +7,7 @@ source:
   sha256: c25e4d8cf055e13c523ef59f68c8847b66584e36359ce4fb9dc675a97f1a2939
 
 build:
-  number: 1
+  number: 2
   skip: True # [osx]
   run_exports:
     - {{ pin_subpackage('sfold', max_pin='x') }}