diff --git a/src/jit/lib/setupContext.js b/src/jit/lib/setupContext.js
index c4bf0cbe4..2b872cf0a 100644
--- a/src/jit/lib/setupContext.js
+++ b/src/jit/lib/setupContext.js
@@ -518,15 +518,15 @@ function buildPluginApi(tailwindConfig, context, { variantList, variantMap, offs
 
       for (let identifier in base) {
         let prefixedIdentifier = prefixIdentifier(identifier, options)
-        let value = [].concat(base[identifier])
+        let rule = base[identifier]
 
-        let withOffsets = value.map((rule) => [{ sort: offset, layer: 'base' }, rule])
+        let withOffsets = [{ sort: offset, layer: 'base' }, rule]
 
         if (!context.candidateRuleMap.has(prefixedIdentifier)) {
           context.candidateRuleMap.set(prefixedIdentifier, [])
         }
 
-        context.candidateRuleMap.get(prefixedIdentifier).push(...withOffsets)
+        context.candidateRuleMap.get(prefixedIdentifier).push(withOffsets)
       }
     },
     matchUtilities: function (utilities, options) {
@@ -543,15 +543,15 @@ function buildPluginApi(tailwindConfig, context, { variantList, variantMap, offs
 
       for (let identifier in utilities) {
         let prefixedIdentifier = prefixIdentifier(identifier, options)
-        let value = [].concat(utilities[identifier])
+        let rule = utilities[identifier]
 
-        let withOffsets = value.map((rule) => [{ sort: offset, layer: 'utilities', options }, rule])
+        let withOffsets = [{ sort: offset, layer: 'utilities', options }, rule]
 
         if (!context.candidateRuleMap.has(prefixedIdentifier)) {
           context.candidateRuleMap.set(prefixedIdentifier, [])
         }
 
-        context.candidateRuleMap.get(prefixedIdentifier).push(...withOffsets)
+        context.candidateRuleMap.get(prefixedIdentifier).push(withOffsets)
       }
     },
     // ---
diff --git a/src/plugins/animation.js b/src/plugins/animation.js
index 0a055fe28..64f47f7f7 100644
--- a/src/plugins/animation.js
+++ b/src/plugins/animation.js
@@ -20,22 +20,20 @@ export default function () {
       )
 
       matchUtilities({
-        animate: [
-          (modifier, { theme }) => {
-            let value = theme.animation[modifier]
+        animate: (modifier, { theme }) => {
+          let value = theme.animation[modifier]
 
-            if (value === undefined) {
-              return []
-            }
+          if (value === undefined) {
+            return []
+          }
 
-            let { name: animationName } = parseAnimationValue(value)
+          let { name: animationName } = parseAnimationValue(value)
 
-            return [
-              keyframes[animationName],
-              { [nameClass('animate', modifier)]: { animation: value } },
-            ].filter(Boolean)
-          },
-        ],
+          return [
+            keyframes[animationName],
+            { [nameClass('animate', modifier)]: { animation: value } },
+          ].filter(Boolean)
+        },
       })
     } else {
       const prefixName = (name) => prefix(`.${name}`).slice(1)