diff --git a/ext_authz/Dockerfile-opa b/ext_authz/Dockerfile-opa
index 7a605a05..73bd36cf 100644
--- a/ext_authz/Dockerfile-opa
+++ b/ext_authz/Dockerfile-opa
@@ -1,3 +1,3 @@
-FROM openpolicyagent/opa:1.4.2-envoy-1-static@sha256:073bbd180c52f8a148914a577f5030fda007630268a54087796f55cdab2f6732
+FROM openpolicyagent/opa:1.5.0-envoy-4-static@sha256:22a75595a9fe52318fff9f5ddfa9ec417cc5e6a63780f093d2d832864c096969
 
 COPY --chmod=644 ./config/opa-service/policy.rego /etc/policy.rego