2 files changed, 5 insertions, 2 deletions

diff --git a/halfsiphash.c b/halfsiphash.c
index dacfc8e..18ebadd 100644
--- a/halfsiphash.c
+++ b/halfsiphash.c
@@ -56,8 +56,10 @@
         v2 = ROTL(v2, 16);                                                     \
     } while (0)
 
-#ifdef DEBUG
+
+#ifdef DEBUG_SIPHASH
 #include <stdio.h>
+
 #define TRACE                                                                  \
     do {                                                                       \
         printf("(%3zu) v0 %08" PRIx32 "\n", inlen, v0);                        \
diff --git a/siphash.c b/siphash.c
index 854c6ce..083ca19 100644
--- a/siphash.c
+++ b/siphash.c
@@ -64,8 +64,9 @@
         v2 = ROTL(v2, 32);                                                     \
     } while (0)
 
-#ifdef DEBUG
+#ifdef DEBUG_SIPHASH
 #include <stdio.h>
+
 #define TRACE                                                                  \
     do {                                                                       \
         printf("(%3zu) v0 %016" PRIx64 "\n", inlen, v0);                       \