diff --git a/compiler/builtins/bitcode/src/str.zig b/compiler/builtins/bitcode/src/str.zig
index 9573c3f52f..72e0863362 100644
--- a/compiler/builtins/bitcode/src/str.zig
+++ b/compiler/builtins/bitcode/src/str.zig
@@ -80,7 +80,7 @@ pub fn strSplitInPlace(
     array_len: usize,
     str_bytes_ptrs: [*]u8,
     str_len: usize,
-    delimiter_bytes: [*]u8,
+    delimiter_bytes_ptrs: [*]u8,
     delimiter_len: usize
 ) callconv(.C) void {
 
@@ -99,7 +99,7 @@ pub fn strSplitInPlace(
             var matches_delimiter = true;
 
             while (delimiter_index < delimiter_len) {
-                var delimiterChar = delimiter_bytes[delimiter_index];
+                var delimiterChar = delimiter_bytes_ptrs[delimiter_index];
                 var strChar = str_bytes_ptrs[str_index + delimiter_index];
 
                 if (delimiterChar != strChar) {
@@ -253,7 +253,7 @@ test "strSplitInPlace: three pieces" {
 pub fn countSegments(
     str_bytes_ptrs: [*]u8,
     str_len: usize,
-    delimiter_bytes: [*]u8,
+    delimiter_bytes_ptrs: [*]u8,
     delimiter_len: usize
 ) callconv(.C) usize {
     var count: usize = 1;
@@ -268,7 +268,7 @@ pub fn countSegments(
             var matches_delimiter = true;
 
             while (delimiter_index < delimiter_len) {
-                const delimiterChar = delimiter_bytes[delimiter_index];
+                const delimiterChar = delimiter_bytes_ptrs[delimiter_index];
                 const strChar = str_bytes_ptrs[str_index + delimiter_index];
 
                 if (delimiterChar != strChar) {