diff --git a/src/filters/rclepub1 b/src/filters/rclepub1
index 593bb95a..125da61b 100755
--- a/src/filters/rclepub1
+++ b/src/filters/rclepub1
@@ -8,6 +8,7 @@ import re
 
 import rclexecm
 
+sys.path.append(sys.path[0]+"/recollepub.zip")
 try:
     import epub
 except: