diff --git a/Atari800.xcodeproj/project.pbxproj b/Atari800.xcodeproj/project.pbxproj
index 82e72cd..84fbec0 100644
--- a/Atari800.xcodeproj/project.pbxproj
+++ b/Atari800.xcodeproj/project.pbxproj
@@ -539,6 +539,7 @@
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				ARCHS = "$(ARCHS_STANDARD_64_BIT)";
 				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_ENABLE_OBJC_EXCEPTIONS = YES;