1 files changed, 1 insertions, 1 deletions

diff --git a/src/cuchaz/enigma/mapping/MappingsRenamer.java b/src/cuchaz/enigma/mapping/MappingsRenamer.java
index ea343c4..16f700d 100644
--- a/src/cuchaz/enigma/mapping/MappingsRenamer.java
+++ b/src/cuchaz/enigma/mapping/MappingsRenamer.java
@@ -213,7 +213,7 @@ public class MappingsRenamer {
                 ClassMapping classMapping = m_mappings.m_classesByObf.get(obfClassName);
                 if (classMapping == null) {
                         classMapping = new ClassMapping(obfClassName);
-                        boolean obfWasAdded = m_mappings.m_classesByObf.put(classMapping.getObfName(), classMapping) == null;
+                        boolean obfWasAdded = m_mappings.m_classesByObf.put(classMapping.getObfFullName(), classMapping) == null;
                         assert (obfWasAdded);
                 }
                 return classMapping;