diff --git a/reffect/src/elements/common.rs b/reffect/src/elements/common.rs
index 29310e4..7319a4f 100644
--- a/reffect/src/elements/common.rs
+++ b/reffect/src/elements/common.rs
@@ -5,8 +5,7 @@ use crate::{
     id::Id,
     render::{colors, ComponentWise, RenderDebug, RenderOptions},
     render_util::{
-        debug_optional, helper_slider, input_pos, push_alpha_change, slider_percent,
-        EnumStaticVariants, Rect,
+        helper_slider, input_pos, push_alpha_change, slider_percent, EnumStaticVariants, Rect,
     },
     trigger::ProgressTrigger,
 };
diff --git a/reffect/src/elements/icon/mod.rs b/reffect/src/elements/icon/mod.rs
index 1455ce5..1e97015 100644
--- a/reffect/src/elements/icon/mod.rs
+++ b/reffect/src/elements/icon/mod.rs
@@ -146,7 +146,7 @@ impl Icon {
 
             // render duration text
             if self.duration_text {
-                if let Some(remain) = active.current(ProgressValue::PreferPrimary, ctx.now) {
+                if let Some(remain) = active.current(ProgressValue::Primary, ctx.now) {
                     let DurationTextSettings {
                         max_remain,
                         scale,
@@ -157,8 +157,7 @@ impl Icon {
                     } = ctx.settings.icon.duration_text;
 
                     if remain < max_remain {
-                        let text =
-                            active.current_text(ProgressValue::PreferPrimary, ctx.now, false);
+                        let text = active.current_text(ProgressValue::Primary, ctx.now, false);
 
                         let font_size = scale * small_size;
                         let font_scale = font_size / ui.current_font_size();
diff --git a/reffect/src/trigger/progress/active.rs b/reffect/src/trigger/progress/active.rs
index 9830b46..cac5b84 100644
--- a/reffect/src/trigger/progress/active.rs
+++ b/reffect/src/trigger/progress/active.rs
@@ -200,14 +200,13 @@ impl ProgressActive {
             Self::Fixed { current, .. } => Some(current),
             Self::Buff { end, .. } => (end != u32::MAX).then(|| Self::time_between(now, end)),
             Self::Ability {
-                ammo,
                 end,
                 ammo_end,
                 rate,
                 ..
             } => Some(Self::time_between_scaled(
                 now,
-                value.pick(ammo, end, ammo_end),
+                value.pick(end, ammo_end),
                 rate,
             )),
         }
@@ -225,14 +224,13 @@ impl ProgressActive {
                 }
             }
             Self::Ability {
-                ammo,
                 end,
                 ammo_end,
                 rate,
                 ..
             } => Self::duration_text(Self::time_between_scaled(
                 now,
-                value.pick(ammo, end, ammo_end),
+                value.pick(end, ammo_end),
                 rate,
             )),
         }
@@ -244,11 +242,10 @@ impl ProgressActive {
             Self::Fixed { max, .. } => max,
             Self::Buff { duration, .. } => duration,
             Self::Ability {
-                ammo,
                 duration,
                 ammo_duration,
                 ..
-            } => value.pick(ammo, duration, ammo_duration),
+            } => value.pick(duration, ammo_duration),
         }
     }
 
@@ -264,11 +261,10 @@ impl ProgressActive {
                 }
             }
             Self::Ability {
-                ammo,
                 duration,
                 ammo_duration,
                 ..
-            } => Self::format_seconds(value.pick(ammo, duration, ammo_duration)),
+            } => Self::format_seconds(value.pick(duration, ammo_duration)),
         }
     }
 
@@ -319,12 +315,12 @@ pub enum ProgressValue {
 }
 
 impl ProgressValue {
-    pub fn pick(&self, intensity: u32, primary: u32, secondary: u32) -> u32 {
+    pub fn pick(&self, primary: u32, secondary: u32) -> u32 {
         match self {
             Self::Primary => primary,
             Self::Secondary => secondary,
             Self::PreferPrimary => {
-                if intensity > 0 {
+                if primary > 0 {
                     primary
                 } else {
                     secondary
diff --git a/reffect/src/trigger/progress/source.rs b/reffect/src/trigger/progress/source.rs
index 339820b..9e60be1 100644
--- a/reffect/src/trigger/progress/source.rs
+++ b/reffect/src/trigger/progress/source.rs
@@ -152,7 +152,7 @@ impl ProgressSource {
                     Validation::Confirm(format!("{category} {id} is valid"))
                 }
             }
-            Ok(SkillInfo::Ability) => Validation::Error(format!("Id {id} is an ability")),
+            Ok(SkillInfo::Ability { .. }) => Validation::Error(format!("Id {id} is an ability")),
             Err(Error::SkillNotFound) => Validation::Error(format!("Id {id} is invalid or hidden")),
             Err(_) => Validation::Ok,
         }
@@ -160,7 +160,7 @@ impl ProgressSource {
 
     fn ability_validate(id: u32) -> Validation<impl AsRef<str>> {
         match Internal::get_skill_info(id) {
-            Ok(SkillInfo::Ability) => Validation::Confirm(format!("Ability {id} is valid")),
+            Ok(SkillInfo::Ability { .. }) => Validation::Confirm(format!("Ability {id} is valid")),
             Ok(SkillInfo::Buff { .. }) => Validation::Error(format!("Id {id} is an effect")),
             Err(Error::SkillNotFound) => Validation::Error(format!("Id {id} is invalid or hidden")),
             Err(_) => Validation::Ok,
diff --git a/reffect_api/src/skill.rs b/reffect_api/src/skill.rs
index 8371460..1524f12 100644
--- a/reffect_api/src/skill.rs
+++ b/reffect_api/src/skill.rs
@@ -4,7 +4,10 @@ use strum::{AsRefStr, Display, IntoStaticStr};
 #[derive(Debug, Clone)]
 pub enum SkillInfo {
     /// Ability.
-    Ability,
+    Ability {
+        /// Whether the ability is an ammunition skill.
+        is_ammo: bool,
+    },
 
     /// Buff.
     Buff {