diff --git a/chromium/browser_type.go b/chromium/browser_type.go
index e2bdc1bd7..a860e63fe 100644
--- a/chromium/browser_type.go
+++ b/chromium/browser_type.go
@@ -392,6 +392,9 @@ func prepareFlags(lopts *common.BrowserOptions, k6opts *k6lib.Options) (map[stri
 		f["mute-audio"] = true
 		f["blink-settings"] = "primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4"
 	}
+	if lopts.Debug {
+		f["auto-open-devtools-for-tabs"] = true
+	}
 	ignoreDefaultArgsFlags(f, lopts.IgnoreDefaultArgs)
 
 	setFlagsFromArgs(f, lopts.Args)