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-rw-r--r--src/post/planar/noise.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/post/planar/noise.c b/src/post/planar/noise.c
index afe05b180..57b8618ab 100644
--- a/src/post/planar/noise.c
+++ b/src/post/planar/noise.c
@@ -318,8 +318,8 @@ typedef struct noise_parameters_s {
type, quality, pattern;
} noise_parameters_t;
-static char *enum_types[] = {"uniform", "gaussian", NULL};
-static char *enum_quality[] = {"fixed", "temporal", "averaged temporal", NULL};
+static const char *enum_types[] = {"uniform", "gaussian", NULL};
+static const char *enum_quality[] = {"fixed", "temporal", "averaged temporal", NULL};
/*
* description of params struct