diff --git a/makepanda/makepandacore.py b/makepanda/makepandacore.py
index 3a24e20f89..2777abe202 100644
--- a/makepanda/makepandacore.py
+++ b/makepanda/makepandacore.py
@@ -994,7 +994,7 @@ def PkgConfigGetLibs(pkgname, tool = "pkg-config"):
     handle.close()
     libs = []
     for l in result.split(" "):
-        if l.startswith("-l") or not l.startswith("-"):
+        if l.startswith("-l") or l.startswith("/"):
             libs.append(l)
     return libs