diff --git a/resources/META-INF/plugin.xml b/resources/META-INF/plugin.xml
index a35a2c8..d79919d 100644
--- a/resources/META-INF/plugin.xml
+++ b/resources/META-INF/plugin.xml
@@ -1,7 +1,7 @@
 <idea-plugin>
   <id>fuchsia.developer.plugin.fidl</id>
   <name>FIDL</name>
-  <version>0.18</version>
+  <version>0.19</version>
   <vendor
       url="https://fuchsia.googlesource.com/intellij-language-fidl/">The Fuchsia Authors
   </vendor>
@@ -18,6 +18,11 @@
 
   <change-notes><![CDATA[
       <ul>
+        <li><b>0.19</b>
+          <ul>
+            <li>Remove support for deprecated struct defaults.</li>
+          </ul>
+        </li>
         <li><b>0.18</b>
           <ul>
             <li>Enabled configurable style/formatting.</li>
diff --git a/src/fuchsia/developer/plugin/fidl/Fidl.bnf b/src/fuchsia/developer/plugin/fidl/Fidl.bnf
index 1d96763..9721976 100644
--- a/src/fuchsia/developer/plugin/fidl/Fidl.bnf
+++ b/src/fuchsia/developer/plugin/fidl/Fidl.bnf
@@ -73,7 +73,7 @@
 
 struct-layout ::= OBRACE ( struct-layout-member SEMICOLON )* CBRACE
 
-struct-layout-member ::= attribute-block? member-field ( EQUALS constant )?
+struct-layout-member ::= attribute-block? member-field
 
 ordinal-layout ::= OBRACE ( ordinal-layout-member SEMICOLON )* CBRACE