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-rw-r--r--generator/ppmrough.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/generator/ppmrough.c b/generator/ppmrough.c
index 879bcb06..b21adedf 100644
--- a/generator/ppmrough.c
+++ b/generator/ppmrough.c
@@ -14,6 +14,7 @@
 #include <math.h>
 #include <sys/time.h>
 
+#include "pm_c_util.h"
 #include "shhopt.h"
 #include "ppm.h"