diff --git a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/ParserBase.java b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/ParserBase.java
index feef0008a..8571304d8 100644
--- a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/ParserBase.java
+++ b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/ParserBase.java
@@ -220,7 +220,7 @@ public abstract class ParserBase {
 	    }
 	  }
     for (StructureDefinition sd : context.fetchResourcesByType(StructureDefinition.class)) {
-      if (name.equals(sd.getType()) && sd.getDerivation() == TypeDerivationRule.SPECIALIZATION) {
+      if (name.equals(sd.getTypeName()) && sd.getDerivation() == TypeDerivationRule.SPECIALIZATION) {
         new ContextUtilities(context).generateSnapshot(sd); 
         return sd;
       }