diff --git a/Makefile b/Makefile
index 4eb7b21bd2a9279e5766b44efe340f154584cedb..23d3f07f122bcb8663f3f24361355e89f15701b0 100644
--- a/Makefile
+++ b/Makefile
@@ -22,7 +22,7 @@ CLASSPATH=./java:${ROSETTASDKDEPOSIT}/../src/:${ROSETTASDKDEPOSIT}/xmlbeans-2.3.
 
 SOURCES=java/org/slub/rosetta/dps/repository/plugin/SLUBTechnicalMetadataExtractorMediaConchPlugin.java
 OBJS=$(SOURCES:.java=.class)
-JAR=SLUBTechnicalMetadataExtractorMediaConchPlugin_Tanzarchiv-validation-only.jar
+JAR=SLUBTechnicalMetadataExtractorMediaConchPlugin-validation-only.jar
 
 all: $(JAR)