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-rw-r--r--src/crystfelcolourscale.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/crystfelcolourscale.h b/src/crystfelcolourscale.h
index 3bc03e29..6ca97b10 100644
--- a/src/crystfelcolourscale.h
+++ b/src/crystfelcolourscale.h
@@ -87,8 +87,8 @@ extern void crystfel_colour_scale_scan_image(CrystFELColourScale *cs,
struct image *image);
extern void crystfel_colour_scale_get_range(CrystFELColourScale *cs,
- double scale_min,
- double scale_max);
+ double *scale_min,
+ double *scale_max);
extern void crystfel_colour_scale_auto_range(CrystFELColourScale *cs);