diff --git a/gradle.properties b/gradle.properties
index e214361..cf50a6e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,11 +1,11 @@
 version=5.1.2
 
-casClientVersion=4.0.3
+casClientVersion=4.0.4
 commonLangVersion=3.11
 junitVersion=4.13.1
 mockitoVersion=3.6.28
 powermockVersion=2.0.9
 servletVersion=6.0.0
-shibIdpVersion=5.0.0
+shibIdpVersion=5.1.2
 org.gradle.jvmargs=-Xmx1536M \
 --add-opens=java.base/java.lang.reflect=ALL-UNNAMED