diff --git a/client/emv/dump.c b/client/emv/dump.c
index 24f30ca03..edf60d34d 100644
--- a/client/emv/dump.c
+++ b/client/emv/dump.c
@@ -19,7 +19,9 @@
 
 #include "dump.h"
 
-#define PRINT_INDENT(level) {for (int myi = 0; myi < (level); myi++) fprintf(f, "   ");}
+#ifndef PRINT_INDENT
+# define PRINT_INDENT(level) {for (int myi = 0; myi < (level); myi++) fprintf(f, "   ");}
+#endif
 
 void dump_buffer_simple(const unsigned char *ptr, size_t len, FILE *f) {
     int i;
diff --git a/client/emv/emv_tags.c b/client/emv/emv_tags.c
index dc6503f4b..f51442183 100644
--- a/client/emv/emv_tags.c
+++ b/client/emv/emv_tags.c
@@ -23,7 +23,9 @@
 #include <stdlib.h>
 #include <string.h>
 
-#define PRINT_INDENT(level) {for (int i = 0; i < (level); i++) fprintf(f, "   ");}
+#ifndef PRINT_INDENT
+# define PRINT_INDENT(level) {for (int myi = 0; myi < (level); myi++) fprintf(f, "   ");}
+#endif
 
 enum emv_tag_t {
     EMV_TAG_GENERIC,