diff --git a/src/iop/colorequal.c b/src/iop/colorequal.c
index c29048d50284..0f19568bb3ab 100644
--- a/src/iop/colorequal.c
+++ b/src/iop/colorequal.c
@@ -2518,16 +2518,16 @@ void gui_init(struct dt_iop_module_t *self)
 
   gtk_widget_set_tooltip_text(g->threshold,
                               _("set saturation threshold for the guided filter.\n"
-                                " - decrease to allow changes in areas with low chromacity\n"
-                                " - increase to restrict changes to higher chromacities.\n"
-                                "   increases contrast and avoids brightness changes in low chromacity areas."));
+                                " - decrease to allow changes in areas with low chromaticity\n"
+                                " - increase to restrict changes to higher chromaticities\n"
+                                "   increases contrast and avoids brightness changes in low chromaticity areas"));
 
   g->contrast = dt_bauhaus_slider_from_params(self, "contrast");
   dt_bauhaus_slider_set_digits(g->contrast, 3);
   gtk_widget_set_tooltip_text(g->contrast,
                               _("set saturation contrast for the guided filter.\n"
                                 " - increase to favour sharp transitions between saturations leading to higher contrast\n"
-                                " - decrease for smoother transitions."));
+                                " - decrease for smoother transitions"));
 
   g->param_size = dt_bauhaus_slider_from_params(self, "param_size");
   dt_bauhaus_slider_set_digits(g->param_size, 1);