diff --git a/Dockerfile.rhtap b/Dockerfile.rhtap
index 670fa5ae4..6c46e8327 100644
--- a/Dockerfile.rhtap
+++ b/Dockerfile.rhtap
@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.25 as builder
+FROM brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.25@sha256:977bd041377a1367c8b102a460ae8e63f89905f7cf9d8235484ae658c9b47646 as builder
 
 WORKDIR /workspace
 COPY . .