diff --git a/src/db/CMakeLists.txt b/src/db/CMakeLists.txt
index b2fc2e5..36a78d3 100644
--- a/src/db/CMakeLists.txt
+++ b/src/db/CMakeLists.txt
@@ -17,6 +17,9 @@ if(CMAKE_BUILD_TYPE STREQUAL "Debug")
     target_compile_definitions(${PROJECT_NAME} PRIVATE SPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_TRACE)
 endif()
 
+# Treat char variables as signed, especially useful for ARM builds
+target_compile_options(${PROJECT_NAME} PUBLIC -fsigned-char)
+
 # Find dependencies
 
 #
diff --git a/src/game/CMakeLists.txt b/src/game/CMakeLists.txt
index 8951355..a9f7d76 100644
--- a/src/game/CMakeLists.txt
+++ b/src/game/CMakeLists.txt
@@ -17,6 +17,9 @@ if(CMAKE_BUILD_TYPE STREQUAL "Debug")
     target_compile_definitions(${PROJECT_NAME} PRIVATE SPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_TRACE)
 endif()
 
+# Treat char variables as signed, especially useful for ARM builds
+target_compile_options(${PROJECT_NAME} PUBLIC -fsigned-char)
+
 # Find dependencies
 
 #