diff --git a/src/dcp.c b/src/dcp.c
index 834e4d8..05abc76 100644
--- a/src/dcp.c
+++ b/src/dcp.c
@@ -24,8 +24,8 @@ find_calibration(size_t size, char *conffile, const char *sensor)
                 DATADIR "/megapixels/config/%s,%s.dcp",
                 NULL
         };
-        for (const char *fmt = paths[0]; fmt; fmt++) {
-                snprintf(conffile, size, fmt, model, sensor);
+        for (const char **fmt = paths; *fmt; fmt++) {
+                snprintf(conffile, size, *fmt, model, sensor);
                 if (access(conffile, F_OK) != -1) {
                         printf("Found calibration file at %s\n", conffile);
                         return true;