diff --git a/src/internal.c b/src/internal.c
index 274105922..6d0c269ca 100644
--- a/src/internal.c
+++ b/src/internal.c
@@ -9963,12 +9963,21 @@ int ProcessPeerCerts(WOLFSSL* ssl, byte* input, word32* inOutIdx,
             #endif
                 args->idx += ctxSz;
 
+            #ifdef OPENSSL_EXTRA
+                /* allocate buffer for cert extensions */
+                args->exts = (buffer*)XMALLOC(sizeof(buffer) *
+                     (ssl->verifyDepth + 1), ssl->heap, DYNAMIC_TYPE_CERT_EXT);
+                if (args->exts == NULL) {
+                    ERROR_OUT(MEMORY_E, exit_ppc);
+                }
+            #else
                 /* allocate buffer for cert extensions */
                 args->exts = (buffer*)XMALLOC(sizeof(buffer) * MAX_CHAIN_DEPTH,
                                             ssl->heap, DYNAMIC_TYPE_CERT_EXT);
                 if (args->exts == NULL) {
                     ERROR_OUT(MEMORY_E, exit_ppc);
                 }
+            #endif
             }
         #endif