diff --git a/src/build-data/cc/msvc.txt b/src/build-data/cc/msvc.txt
index 64b6eae..66258ca 100644
--- a/src/build-data/cc/msvc.txt
+++ b/src/build-data/cc/msvc.txt
@@ -20,10 +20,10 @@ optimization_flags "/O2 /Oi"
 size_optimization_flags "/O1 /Os"
 
 # for debug info in the object file (required if using sccache):
-#debug_info_flags "/Z7"
+debug_info_flags "/Z7"
 
 # for using a PDB file:
-debug_info_flags "/Zi /FS"
+#debug_info_flags "/Zi /FS"
 
 preproc_flags "/nologo /EP"