diff --git a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/renderers/ValueSetRenderer.java b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/renderers/ValueSetRenderer.java
index ad76e514a..c5e8c5198 100644
--- a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/renderers/ValueSetRenderer.java
+++ b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/renderers/ValueSetRenderer.java
@@ -769,7 +769,7 @@ public class ValueSetRenderer extends TerminologyRenderer {
       td = tr.td();
       if (cs != null) {
         String defn = CodeSystemUtilities.getCodeDefinition(cs, c.getCode());
-        addMarkdown(td, defn);
+        addMarkdown(td, defn, cs.getUserString("path"));
       }
     }
     for (String n  : Utilities.sorted(properties.keySet())) {
diff --git a/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/SimpleHTTPClient.java b/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/SimpleHTTPClient.java
index 3b4a5b6e5..aba7870da 100644
--- a/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/SimpleHTTPClient.java
+++ b/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/SimpleHTTPClient.java
@@ -139,7 +139,9 @@ public class SimpleHTTPClient {
       u = new URL(url);
       c = (HttpURLConnection) u.openConnection();
       c.setRequestMethod("GET");
-      c.setRequestProperty("Accept", accept);
+      if (accept != null) {
+        c.setRequestProperty("Accept", accept);
+      }
       setHeaders(c);
       c.setInstanceFollowRedirects(false); 
       if (trustAll && url.startsWith("https://")) {