diff --git a/compiler/extensions/cpp/runtime/ClangTidySuppressions.txt b/compiler/extensions/cpp/runtime/ClangTidySuppressions.txt
index 50a8f3084..8a02f539a 100644
--- a/compiler/extensions/cpp/runtime/ClangTidySuppressions.txt
+++ b/compiler/extensions/cpp/runtime/ClangTidySuppressions.txt
@@ -5,7 +5,7 @@ bugprone-signed-char-misuse:src/zserio/DeltaContext.h:113
 bugprone-signed-char-misuse:src/zserio/DeltaContext.h:176
 bugprone-signed-char-misuse:src/zserio/DeltaContext.h:212
 bugprone-signed-char-misuse:src/zserio/DeltaContext.h:342
-bugprone-signed-char-misuse:src/zserio/DeltaContext.h:369
+bugprone-signed-char-misuse:src/zserio/DeltaContext.h:370
 
 # This is necessary for implementation of low level implementation of Span and StringView to mimic standard
 # C++17 'std::span' and 'std::string_view' abstractions.