diff --git a/make/installwin.mk b/make/installwin.mk
index 640205e..556bec7 100644
--- a/make/installwin.mk
+++ b/make/installwin.mk
@@ -8,8 +8,8 @@ installwin: all
 	mkdir $(INSTALL_DIR)/doc
 	cp libqpdf/$(OUTPUT_DIR)/$(STATIC_LIB_NAME) $(INSTALL_DIR)/lib
 	cp libqpdf/$(OUTPUT_DIR)/qpdf*.dll $(INSTALL_DIR)/bin
-	cp qpdf/$(OUTPUT_DIR)/bin/qpdf.exe $(INSTALL_DIR)/bin
-	cp zlib-flate/$(OUTPUT_DIR)/bin/zlib-flate.exe $(INSTALL_DIR)/bin
+	cp qpdf/$(OUTPUT_DIR)/qpdf.exe $(INSTALL_DIR)/bin
+	cp zlib-flate/$(OUTPUT_DIR)/zlib-flate.exe $(INSTALL_DIR)/bin
 	cp qpdf/fix-qdf $(INSTALL_DIR)/bin
 	cp include/qpdf/*.h $(INSTALL_DIR)/include/qpdf
 	cp include/qpdf/*.hh $(INSTALL_DIR)/include/qpdf