diff --git a/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java b/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java
index 2585e2b2ad2d719dbcde20dd26814a9f75f42978..9c5fdee03e1662f70c037f5a9fb9c482b54094d8 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java
@@ -11,7 +11,6 @@ import java.util.Map;
 import java.util.Set;
 import java.util.function.Predicate;
 
-import com.google.common.annotations.Beta;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheLoader;
 import com.google.common.cache.LoadingCache;
@@ -1103,7 +1102,6 @@ public enum Gmm {
       NgaEastUsgs_2017.CONSTRAINTS),
 
   /** @see PezeshkEtAl_2018 */
-  @Beta
   PZCT18_1SS(
       PezeshkEtAl_2018.PZCT18_1SS.class,
       PezeshkEtAl_2018.PZCT18_1SS.NAME,
@@ -1111,7 +1109,6 @@ public enum Gmm {
       PezeshkEtAl_2018.CONSTRAINTS),
 
   /** @see PezeshkEtAl_2018 */
-  @Beta
   PZCT18_2ES(
       PezeshkEtAl_2018.PZCT18_2ES.class,
       PezeshkEtAl_2018.PZCT18_2ES.NAME,