diff --git a/closed/custom/modules/java.base/Copy.gmk b/closed/custom/modules/java.base/Copy.gmk
index a20152e2304..050bfeb3228 100644
--- a/closed/custom/modules/java.base/Copy.gmk
+++ b/closed/custom/modules/java.base/Copy.gmk
@@ -243,9 +243,9 @@ ifneq ($(OPENSSL_BUNDLE_LIB_PATH), )
   endif # OPENJ9_ENABLE_JITSERVER
 endif # OPENSSL_BUNDLE_LIB_PATH
 ################################################################################
-# Copy the nss.fips.cfg only on x86 linux
+# Copy the nss.fips.cfg only on x86/p/z linux
 
-ifeq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU_ARCH), linux-x86)
+ifneq ($(filter linux-x86 linux-ppc64le linux-s390x, $(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU)), ) 
   NSS_FIPS_CFG_SRC := $(TOPDIR)/closed/src/java.base/share/conf/security/nss.fips.cfg
   NSS_FIPS_CFG_DST := $(CONF_DST_DIR)/security/nss.fips.cfg
 
diff --git a/closed/src/java.base/share/classes/openj9/internal/security/RestrictedSecurity.java b/closed/src/java.base/share/classes/openj9/internal/security/RestrictedSecurity.java
index 9bacf62f094..a41ffd84d1d 100644
--- a/closed/src/java.base/share/classes/openj9/internal/security/RestrictedSecurity.java
+++ b/closed/src/java.base/share/classes/openj9/internal/security/RestrictedSecurity.java
@@ -64,7 +64,7 @@ public final class RestrictedSecurity {
 
     private static RestrictedSecurityProperties restricts;
 
-    private static final List<String> supportPlatforms = List.of("amd64");
+    private static final List<String> supportPlatforms = List.of("amd64", "ppc64le", "s390x");
 
     static {
         @SuppressWarnings("removal")
diff --git a/src/java.base/share/conf/security/java.security b/src/java.base/share/conf/security/java.security
index 7fe0e69659b..717b6f276f1 100644
--- a/src/java.base/share/conf/security/java.security
+++ b/src/java.base/share/conf/security/java.security
@@ -82,7 +82,7 @@ security.provider.tbd=Apple
 #endif
 security.provider.tbd=SunPKCS11
 
-#ifdef linux-x86
+#if defined (linux-x86) || defined (linux-ppc64le) || defined (linux-s390x)
 #
 # Java Restricted Security Mode
 #