diff --git a/regexp.go b/regexp.go
index 35c8177..a630548 100644
--- a/regexp.go
+++ b/regexp.go
@@ -35,12 +35,13 @@ func newRouteRegexp(tpl string, matchHost, matchPrefix, matchQuery, strictSlash
 	defaultPattern := "[^/]+"
 	if matchQuery {
 		defaultPattern = "[^?&]+"
-		matchPrefix, strictSlash = true, false
+		matchPrefix = true
 	} else if matchHost {
 		defaultPattern = "[^.]+"
-		matchPrefix, strictSlash = false, false
+		matchPrefix = false
 	}
-	if matchPrefix {
+	// Only match strict slash if not matching
+	if matchPrefix || matchHost || matchQuery {
 		strictSlash = false
 	}
 	// Set a flag for strictSlash.