diff --git a/build.gradle b/build.gradle
index 5d9db701f7..ec84c365be 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,9 +2,9 @@ allprojects {
     // Matches Maven's "project.groupId". Used in MANIFEST.MF for "Implementation-Vendor-Id".
     group = "edu.ucar"
     // Matches Maven's "project.version". Used in MANIFEST.MF for "Implementation-Version".
-    version = '4.6.21-SNAPSHOT'
+    version = '4.6.21'
     // Eventually, we'll stop appending "SNAPSHOT" to our versions and just use this.
-    status = 'development'
+    status = 'release'
 }
 
 // Matches Maven's "project.description".
diff --git a/gradle/dependencies.gradle b/gradle/dependencies.gradle
index 75bfa54b8f..9f79adda39 100755
--- a/gradle/dependencies.gradle
+++ b/gradle/dependencies.gradle
@@ -228,7 +228,7 @@ libraries["commons-compress"] = "org.apache.commons:commons-compress:1.8.1"
 
 libraries["oro"] = "oro:oro:2.0.8"
 
-libraries["ncwms"] = dependencies.create("uk.ac.rdg.resc:ncwms:1.2.tds.4.6.20") {
+libraries["ncwms"] = dependencies.create("uk.ac.rdg.resc:ncwms:1.2.tds.4.6.21") {
     // This is an external dependency on an old artifact of ours.
     // The "cdm" artifact that we build in this project will take its place.
     // This needs to be a local exclusion; globally excluding "edu.ucar:cdm" would be very bad.
@@ -245,7 +245,7 @@ libraries["hibernate-validator"] = "org.hibernate:hibernate-validator:4.3.2.Fina
 
 libraries["jaxen"] = "jaxen:jaxen:1.1.4"
 
-libraries["threddsIso"] = "EDS:threddsIso:2.2.18"
+libraries["threddsIso"] = "EDS:threddsIso:2.2.19"
 
 libraries["aws-java-sdk-s3"] = dependencies.create("com.amazonaws:aws-java-sdk-s3:1.11.236") {
     // exclude jackson deps so that they can be overridden