diff --git a/gm/gmmain.cpp b/gm/gmmain.cpp
index c4283a8..904c210 100644
--- a/gm/gmmain.cpp
+++ b/gm/gmmain.cpp
@@ -1076,7 +1076,7 @@
                 if (!(gm->getFlags() & GM::kSkipPDFRasterization_Flag)) {
                     for (int i = 0; i < pdfRasterizers.count(); i++) {
                         SkBitmap pdfBitmap;
-                        SkASSERT(documentStream->rewind());
+                        documentStream->rewind();
                         bool success = (*pdfRasterizers[i]->fRasterizerFunction)(
                                 documentStream.get(), &pdfBitmap);
                         if (!success) {