diff --git a/OracleDatabase/RAC/OracleRealApplicationClusters/samples/applypatch/latest/Dockerfile b/OracleDatabase/RAC/OracleRealApplicationClusters/samples/applypatch/latest/Dockerfile
index 3071a87e46..c437c5a49e 100644
--- a/OracleDatabase/RAC/OracleRealApplicationClusters/samples/applypatch/latest/Dockerfile
+++ b/OracleDatabase/RAC/OracleRealApplicationClusters/samples/applypatch/latest/Dockerfile
@@ -18,11 +18,11 @@
 #
 # hadolint global ignore=DL3006,DL3025
 ARG BASE_RAC_IMAGE=oracle/database-rac:21.3.0
+ARG RAC_SLIM_IMAGE=oracle/database-rac:21.3.0-slim
 
 # Pull base image
 # ---------------
 FROM $BASE_RAC_IMAGE as builder
-ARG RAC_SLIM_IMAGE
 
 # Labels
 # ------
@@ -110,4 +110,4 @@ VOLUME ["/common_scripts"]
 
 # Define default command to start Oracle Grid and RAC Database setup.
 
-ENTRYPOINT /usr/bin/$INITSH
\ No newline at end of file
+ENTRYPOINT /usr/bin/$INITSH