diff --git a/compiler/testData/codegen/box/when/enumOptimization/kt14597.kt b/compiler/testData/codegen/box/when/enumOptimization/kt14597.kt
index ff715d722a1..7af0d40883e 100644
--- a/compiler/testData/codegen/box/when/enumOptimization/kt14597.kt
+++ b/compiler/testData/codegen/box/when/enumOptimization/kt14597.kt
@@ -11,13 +11,13 @@ fun box(): String {
         when (en2) {
             En.A -> {res += "O"}
             En.B -> {}
-            En.С -> {}
+            En.C -> {}
         }
 
         when (en2 as En) {
             En.A -> {res += "K"}
             En.B -> {}
-            En.С -> {}
+            En.C -> {}
         }
     }
 
diff --git a/compiler/testData/codegen/box/when/enumOptimization/kt14597_full.kt b/compiler/testData/codegen/box/when/enumOptimization/kt14597_full.kt
index 85cdf6283c2..2926f787c9e 100644
--- a/compiler/testData/codegen/box/when/enumOptimization/kt14597_full.kt
+++ b/compiler/testData/codegen/box/when/enumOptimization/kt14597_full.kt
@@ -11,13 +11,13 @@ fun box(): String {
     when (en) {
         En.A -> {res1 = ""}
         En.B -> {}
-        En.С -> {}
+        En.C -> {}
     }
 
     when (en as En) {
         En.A -> {res1 += "O"}
         En.B -> {}
-        En.С -> {}
+        En.C -> {}
     }
 
 
@@ -27,13 +27,13 @@ fun box(): String {
         when (en2) {
             En.A -> {res1 += "K"}
             En.B -> {}
-            En.С -> {}
+            En.C -> {}
         }
 
         when (en2 as En) {
             En.A -> {res2 = ""}
             En.B -> {}
-            En.С -> {}
+            En.C -> {}
         }
     }
 
@@ -44,13 +44,13 @@ fun box(): String {
         when (en1) {
             En.A -> {res2 += "O"}
             En.B -> {}
-            En.С -> {}
+            En.C -> {}
         }
         // Working without other examples
         when (en1 as En) {
             En.A -> {res2 += "K"}
             En.B -> {}
-            En.С -> {}
+            En.C -> {}
         }
     }