diff --git a/import/lib/marc4j-2.8.0.jar b/import/lib/marc4j-2.8.3.jar
similarity index 75%
rename from import/lib/marc4j-2.8.0.jar
rename to import/lib/marc4j-2.8.3.jar
index ed784eedf5e45571fdc74073acaaa68d525c1ede..370ee8e3c874474711da77264f15f7002983138b 100644
Binary files a/import/lib/marc4j-2.8.0.jar and b/import/lib/marc4j-2.8.3.jar differ
diff --git a/import/solrmarc_core_3.0.6.jar b/import/solrmarc_core_3.0.6.jar
deleted file mode 100644
index 1c2bbf20c8f6f980b6fbb25750e65c57386515da..0000000000000000000000000000000000000000
Binary files a/import/solrmarc_core_3.0.6.jar and /dev/null differ
diff --git a/import/solrmarc_core_3.1.jar b/import/solrmarc_core_3.1.jar
new file mode 100644
index 0000000000000000000000000000000000000000..c161a970f447a1c607db1a943bf793ff71acfed7
Binary files /dev/null and b/import/solrmarc_core_3.1.jar differ